| Prime | Digits | Date | Links | Subproject | Prime Score |
|---|
| Initial finder |
|---|
| 154478286^131072+1 | 1,073,332 (decimal) | 2023-02-25 13:19:21 UTC | T5K | Generalized Fermat Prime Search | 1,474.206 |
| 1623*2^3451109+1 | 1,038,891 (decimal) | 2023-02-02 15:55:05 UTC | T5K | MEGA Prime Search | 1,333.838 |
| 4665*2^3400922+1 | 1,023,784 (decimal) | 2022-02-13 06:31:06 UTC | T5K | MEGA Prime Search | 1,275.218 |
| 7605*2^3358929+1 | 1,011,143 (decimal) | 2021-03-11 09:59:17 UTC | T5K | MEGA Prime Search | 1,227.522 |
| 2945*2^3327987+1 | 1,001,828 (decimal) | 2020-02-04 02:14:15 UTC | T5K | MEGA Prime Search | 1,193.155 |
| 813*2^2639092+1 | 794,449 (decimal) | 2018-08-17 18:25:35 UTC | T5K | Proth Prime Search | 585.580 |
| 250782644^65536+1 | 550,457 (decimal) | 2023-02-27 03:04:11 UTC | T5K | Generalized Fermat Prime Search | 189.829 |
| 238975850^65536+1 | 549,084 (decimal) | 2023-02-21 23:53:53 UTC | T5K | Generalized Fermat Prime Search | 188.379 |
| 235943220^65536+1 | 548,721 (decimal) | 2023-02-20 03:58:22 UTC | T5K | Generalized Fermat Prime Search | 187.997 |
| 226046502^65536+1 | 547,501 (decimal) | 2023-02-17 22:56:07 UTC | T5K | Generalized Fermat Prime Search | 186.716 |
| 215733746^65536+1 | 546,172 (decimal) | 2023-02-13 07:10:39 UTC | T5K | Generalized Fermat Prime Search | 185.328 |
| 213701308^65536+1 | 545,903 (decimal) | 2023-02-12 05:08:45 UTC | T5K | Generalized Fermat Prime Search | 185.047 |
| 205583572^65536+1 | 544,801 (decimal) | 2023-02-08 07:21:18 UTC | T5K | Generalized Fermat Prime Search | 183.902 |
| 189254520^65536+1 | 542,445 (decimal) | 2023-02-01 18:45:02 UTC | T5K | Generalized Fermat Prime Search | 181.471 |
| 156606194^65536+1 | 537,055 (decimal) | 2022-02-24 23:52:07 UTC | T5K | Generalized Fermat Prime Search | 175.990 |
| 152024526^65536+1 | 536,210 (decimal) | 2022-02-17 06:55:24 UTC | T5K | Generalized Fermat Prime Search | 175.141 |
| 149996492^65536+1 | 535,828 (decimal) | 2022-02-13 07:22:57 UTC | T5K | Generalized Fermat Prime Search | 174.758 |
| 147512094^65536+1 | 535,353 (decimal) | 2022-02-08 21:08:50 UTC | T5K | Generalized Fermat Prime Search | 174.282 |
| 115294854^65536+1 | 528,339 (decimal) | 2021-02-16 08:03:36 UTC | T5K | Generalized Fermat Prime Search | 167.364 |
| 87033652^65536+1 | 520,336 (decimal) | 2020-02-25 20:07:19 UTC | T5K | Generalized Fermat Prime Search | 159.699 |
| 53607314^65536+1 | 506,543 (decimal) | 2019-02-16 07:18:06 UTC | T5K | Generalized Fermat Prime Search | 147.050 |
| 4547*2^1659011+1 | 499,416 (decimal) | 2022-02-03 00:19:21 UTC | T5K | Proth Prime Search | 140.787 |
| 6899*2^1657701+1 | 499,022 (decimal) | 2022-02-01 15:26:32 UTC | T5K | Proth Prime Search | 140.446 |
| 32056116^65536+1 | 491,908 (decimal) | 2018-02-09 12:39:18 UTC | T5K | Generalized Fermat Prime Search | 134.386 |
| 5145*2^1624834+1 | 489,128 (decimal) | 2021-02-12 20:05:50 UTC | T5K | Proth Prime Search | 132.067 |
| 5529*2^1624777+1 | 489,111 (decimal) | 2021-02-12 17:58:25 UTC | T5K | Proth Prime Search | 132.053 |
| 2471*2^1619499+1 | 487,522 (decimal) | 2021-02-05 19:12:10 UTC | T5K | Proth Prime Search | 130.739 |
| 22740816^65536+1 | 482,136 (decimal) | 2017-03-20 01:26:48 UTC | T5K | Generalized Fermat Prime Search | 126.354 |
| 19451454^65536+1 | 477,689 (decimal) | 2017-02-13 04:51:15 UTC | T5K | Generalized Fermat Prime Search | 122.808 |
| 2519*2^1573003+1 | 473,525 (decimal) | 2020-02-27 04:23:54 UTC | T5K | Proth Prime Search | 119.549 |
| 6609*2^1527883+1 | 459,943 (decimal) | 2019-02-20 21:45:12 UTC | T5K | Proth Prime Search | 109.324 |
| 2453*2^1520621+1 | 457,756 (decimal) | 2019-02-11 15:41:30 UTC | T5K | Proth Prime Search | 107.736 |
| 8853*2^1512850+1 | 455,418 (decimal) | 2019-02-01 00:06:01 UTC | T5K | Proth Prime Search | 106.054 |
| 6621*2^1468075+1 | 441,939 (decimal) | 2018-02-03 11:13:46 UTC | T5K | Proth Prime Search | 96.703 |
| 3329*2^1393105+1 | 419,370 (decimal) | 2016-02-22 23:34:25 UTC | T5K | Proth Prime Search | 82.319 |
| 7927611032295*2^1290000-1 | 388,342 (decimal) | 2023-03-11 12:43:06 UTC | | Sophie Germain Prime Search | 65.001 |
| 7633361284215*2^1290000-1 | 388,342 (decimal) | 2023-01-13 05:42:36 UTC | | Sophie Germain Prime Search | 65.001 |
| 7629301171065*2^1290000-1 | 388,342 (decimal) | 2023-01-11 10:29:13 UTC | | Sophie Germain Prime Search | 65.001 |
| 7600718065605*2^1290000-1 | 388,342 (decimal) | 2023-01-02 22:09:57 UTC | | Sophie Germain Prime Search | 65.001 |
| 7591783089915*2^1290000-1 | 388,342 (decimal) | 2022-12-30 12:45:15 UTC | | Sophie Germain Prime Search | 65.001 |
| 7580795929005*2^1290000-1 | 388,342 (decimal) | 2022-12-26 07:16:57 UTC | | Sophie Germain Prime Search | 65.001 |
| 7580181766797*2^1290000-1 | 388,342 (decimal) | 2022-12-26 03:34:20 UTC | | Sophie Germain Prime Search | 65.001 |
| 7569733780677*2^1290000-1 | 388,342 (decimal) | 2022-12-23 13:24:33 UTC | | Sophie Germain Prime Search | 65.001 |
| 7563647748015*2^1290000-1 | 388,342 (decimal) | 2022-12-22 00:15:16 UTC | | Sophie Germain Prime Search | 65.001 |
| 6302309030355*2^1290000-1 | 388,342 (decimal) | 2021-07-20 08:01:39 UTC | | Sophie Germain Prime Search | 65.001 |
| 5920741157835*2^1290000-1 | 388,342 (decimal) | 2021-01-27 02:34:45 UTC | | Sophie Germain Prime Search | 65.001 |
| 5920433156997*2^1290000-1 | 388,342 (decimal) | 2021-01-27 00:14:45 UTC | | Sophie Germain Prime Search | 65.001 |
| 5908008682287*2^1290000-1 | 388,342 (decimal) | 2021-01-22 14:18:53 UTC | | Sophie Germain Prime Search | 65.001 |
| 5894906201037*2^1290000-1 | 388,342 (decimal) | 2021-01-19 03:18:56 UTC | | Sophie Germain Prime Search | 65.001 |
| 5878754736897*2^1290000-1 | 388,342 (decimal) | 2021-01-12 17:42:12 UTC | | Sophie Germain Prime Search | 65.001 |
| 5878713170865*2^1290000-1 | 388,342 (decimal) | 2021-01-12 17:36:45 UTC | | Sophie Germain Prime Search | 65.001 |
| 5866896050715*2^1290000-1 | 388,342 (decimal) | 2021-01-09 21:05:14 UTC | | Sophie Germain Prime Search | 65.001 |
| 5864335788027*2^1290000-1 | 388,342 (decimal) | 2021-01-09 03:42:31 UTC | | Sophie Germain Prime Search | 65.001 |
| 5854507192215*2^1290000-1 | 388,342 (decimal) | 2021-01-06 07:00:05 UTC | | Sophie Germain Prime Search | 65.001 |
| 5851355350365*2^1290000-1 | 388,342 (decimal) | 2021-01-05 08:08:28 UTC | | Sophie Germain Prime Search | 65.001 |
| 5839774123227*2^1290000-1 | 388,342 (decimal) | 2021-01-01 23:07:00 UTC | | Sophie Germain Prime Search | 65.001 |
| 5830572740067*2^1290000-1 | 388,342 (decimal) | 2020-12-30 10:51:31 UTC | | Sophie Germain Prime Search | 65.001 |
| 5829630218547*2^1290000-1 | 388,342 (decimal) | 2020-12-30 02:15:25 UTC | | Sophie Germain Prime Search | 65.001 |
| 5828398618695*2^1290000-1 | 388,342 (decimal) | 2020-12-29 15:29:37 UTC | | Sophie Germain Prime Search | 65.001 |
| 5817874770645*2^1290000-1 | 388,342 (decimal) | 2020-12-25 09:47:32 UTC | | Sophie Germain Prime Search | 65.001 |
| 5812791399915*2^1290000-1 | 388,342 (decimal) | 2020-12-23 04:22:29 UTC | | Sophie Germain Prime Search | 65.001 |
| 5800271757087*2^1290000-1 | 388,342 (decimal) | 2020-12-18 21:10:33 UTC | | Sophie Germain Prime Search | 65.001 |
| 5593420169865*2^1290000-1 | 388,342 (decimal) | 2020-09-22 09:59:52 UTC | | Sophie Germain Prime Search | 65.001 |
| 5549190201795*2^1290000-1 | 388,342 (decimal) | 2020-08-30 14:35:02 UTC | | Sophie Germain Prime Search | 65.001 |
| 4173798383685*2^1290000-1 | 388,342 (decimal) | 2018-11-11 00:53:43 UTC | | Sophie Germain Prime Search | 65.001 |
| 4046678090205*2^1290000-1 | 388,342 (decimal) | 2018-07-31 15:47:48 UTC | | Sophie Germain Prime Search | 65.001 |
| 3645251267427*2^1290000-1 | 388,342 (decimal) | 2017-08-03 11:13:40 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3631060640445*2^1290000-1 | 388,342 (decimal) | 2017-07-25 09:14:21 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3596831018415*2^1290000-1 | 388,342 (decimal) | 2017-07-05 16:42:39 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3585965101425*2^1290000-1 | 388,342 (decimal) | 2017-06-30 12:16:12 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3582079519665*2^1290000-1 | 388,342 (decimal) | 2017-06-28 15:15:07 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3539207541837*2^1290000-1 | 388,342 (decimal) | 2017-06-15 17:48:10 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3323137967145*2^1290000-1 | 388,342 (decimal) | 2017-02-19 13:54:08 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3291549287757*2^1290000-1 | 388,342 (decimal) | 2017-02-09 17:50:21 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3281030744607*2^1290000-1 | 388,342 (decimal) | 2017-02-06 11:16:24 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3081743673897*2^1290000-1 | 388,342 (decimal) | 2016-10-06 05:31:47 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 2954670026667*2^1290000-1 | 388,342 (decimal) | 2016-08-28 00:34:24 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 2586474669165*2^1290000-1 | 388,342 (decimal) | 2016-02-22 07:59:37 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 2582678092095*2^1290000-1 | 388,342 (decimal) | 2016-02-26 13:33:49 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 2365402761507*2^1290000-1 | 388,342 (decimal) | 2015-11-20 21:43:54 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 2270309674167*2^1290000-1 | 388,342 (decimal) | 2015-11-12 09:39:31 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 1419928827777*2^1290000-1 | 388,341 (decimal) | 2014-06-05 08:41:26 UTC | T5K | Sophie Germain Prime Search | 65.000 |
| 885236623455*2^1290000-1 | 388,341 (decimal) | 2013-09-12 12:14:45 UTC | T5K | Sophie Germain Prime Search | 65.000 |
| 26467316^32768+1 | 243,228 (decimal) | 2016-05-19 20:12:20 UTC | | Generalized Fermat Prime Search | 15.425 |
| 21080328^32768+1 | 239,989 (decimal) | 2016-03-11 00:24:07 UTC | | Generalized Fermat Prime Search | 14.802 |
| 16715766^32768+1 | 236,688 (decimal) | 2015-12-17 13:56:14 UTC | | Generalized Fermat Prime Search | 14.185 |
| 15859134^32768+1 | 235,939 (decimal) | 2015-12-11 03:25:48 UTC | | Generalized Fermat Prime Search | 14.047 |
| 15731584^32768+1 | 235,824 (decimal) | 2015-12-10 03:50:24 UTC | | Generalized Fermat Prime Search | 14.026 |
| 13062632^32768+1 | 233,179 (decimal) | 2015-11-29 08:40:33 UTC | | Generalized Fermat Prime Search | 13.548 |
| 12952476^32768+1 | 233,058 (decimal) | 2015-11-28 20:59:04 UTC | | Generalized Fermat Prime Search | 13.526 |
| 9850652^32768+1 | 229,162 (decimal) | 2015-07-31 23:38:35 UTC | | Generalized Fermat Prime Search | 12.843 |
| 11918584789635*2^666667-1 | 200,700 (decimal) | 2011-09-03 03:43:19 UTC | T5K | Sophie Germain Prime Search | 8.540 |
| 8962660948365*2^666666-1 | 200,700 (decimal) | 2010-11-09 15:36:35 UTC | T5K | Sophie Germain Prime Search | 8.540 |
| 2543*2^639313+1 | 192,456 (decimal) | 2011-02-13 14:58:56 UTC | T5K | Proth Prime Search | 7.506 |
Doublechecker
(dates are of initial discovery, not the double check date) |
|---|
| 66916*5^2628609-1 | 1,837,324 (decimal) | 2018-07-29 11:28:58 UTC | T5K, official announcement | Sierpinski/Riesel Base 5 Prime Search | 3,832.309 |
| 70022042^131072+1 | 1,028,291 (decimal) | 2020-02-17 03:14:45 UTC | T5K | Generalized Fermat Prime Search | 646.261 |
| 54032538^131072+1 | 1,013,535 (decimal) | 2018-10-11 09:48:22 UTC | T5K | Generalized Fermat Prime Search | 618.227 |
| 52043532^131072+1 | 1,011,400 (decimal) | 2018-06-24 01:35:40 UTC | T5K | Generalized Fermat Prime Search | 614.240 |
| 541*2^2614676+1 | 787,099 (decimal) | 2018-08-09 09:54:57 UTC | T5K | Proth Prime Search | 284.555 |
| 142701560^65536+1 | 534,409 (decimal) | 2022-02-01 18:39:52 UTC | T5K | Generalized Fermat Prime Search | 86.670 |
| 119690728^65536+1 | 529,404 (decimal) | 2021-02-22 18:34:51 UTC | T5K | Generalized Fermat Prime Search | 84.201 |
| 106665218^65536+1 | 526,125 (decimal) | 2021-02-04 13:37:24 UTC | T5K | Generalized Fermat Prime Search | 82.610 |
| 87036596^65536+1 | 520,337 (decimal) | 2020-02-25 20:16:55 UTC | T5K | Generalized Fermat Prime Search | 79.850 |
| 49008360^65536+1 | 503,990 (decimal) | 2019-02-03 12:31:14 UTC | T5K | Generalized Fermat Prime Search | 72.393 |
| 1401*2^1666221+1 | 501,586 (decimal) | 2022-02-14 14:03:02 UTC | T5K | Proth Prime Search | 71.337 |
| 32987968^65536+1 | 492,723 (decimal) | 2018-02-13 12:40:26 UTC | T5K | Generalized Fermat Prime Search | 67.536 |
| 8367*2^1628746+1 | 490,306 (decimal) | 2021-02-18 23:22:19 UTC | T5K | Proth Prime Search | 66.523 |
| 9405*2^1572448+1 | 473,358 (decimal) | 2020-02-26 04:24:32 UTC | T5K | Proth Prime Search | 59.710 |
| 3141*2^1558303+1 | 469,100 (decimal) | 2020-02-03 18:02:08 UTC | T5K | Proth Prime Search | 58.075 |
| 9841*2^1525760+1 | 459,304 (decimal) | 2019-02-18 18:56:46 UTC | T5K | Proth Prime Search | 54.429 |
| 3431*2^1520005+1 | 457,571 (decimal) | 2019-02-10 19:23:41 UTC | T5K | Proth Prime Search | 53.801 |
| 7179*2^1468225+1 | 441,984 (decimal) | 2018-02-03 16:48:37 UTC | T5K | Proth Prime Search | 48.367 |
| 1381*2^1391828+1 | 418,986 (decimal) | 2016-02-21 14:03:32 UTC | T5K | Proth Prime Search | 41.043 |
| 6945*2^1383699+1 | 416,539 (decimal) | 2016-02-10 13:02:04 UTC | T5K | Proth Prime Search | 40.312 |
| 7678967705985*2^1290000-1 | 388,342 (decimal) | 2023-01-28 08:52:22 UTC | | Sophie Germain Prime Search | 32.500 |
| 7659351552195*2^1290000-1 | 388,342 (decimal) | 2023-01-20 20:48:20 UTC | | Sophie Germain Prime Search | 32.500 |
| 7647928852287*2^1290000-1 | 388,342 (decimal) | 2023-01-17 21:16:41 UTC | | Sophie Germain Prime Search | 32.500 |
| 7640278025625*2^1290000-1 | 388,342 (decimal) | 2023-01-16 06:00:42 UTC | | Sophie Germain Prime Search | 32.500 |
| 7624689358407*2^1290000-1 | 388,342 (decimal) | 2023-01-09 18:06:26 UTC | | Sophie Germain Prime Search | 32.500 |
| 7619897214597*2^1290000-1 | 388,342 (decimal) | 2023-01-08 02:34:46 UTC | | Sophie Germain Prime Search | 32.500 |
| 7614183778635*2^1290000-1 | 388,342 (decimal) | 2023-01-06 11:33:04 UTC | | Sophie Germain Prime Search | 32.500 |
| 7611609869127*2^1290000-1 | 388,342 (decimal) | 2023-01-05 22:37:13 UTC | | Sophie Germain Prime Search | 32.500 |
| 7565852689125*2^1290000-1 | 388,342 (decimal) | 2022-12-22 14:19:42 UTC | | Sophie Germain Prime Search | 32.500 |
| 7554232487217*2^1290000-1 | 388,342 (decimal) | 2022-12-19 23:48:33 UTC | | Sophie Germain Prime Search | 32.500 |
| 5879070892035*2^1290000-1 | 388,342 (decimal) | 2021-01-12 19:05:00 UTC | | Sophie Germain Prime Search | 32.500 |
| 5822496986187*2^1290000-1 | 388,342 (decimal) | 2020-12-27 06:11:52 UTC | | Sophie Germain Prime Search | 32.500 |
| 5011239983277*2^1290000-1 | 388,342 (decimal) | 2020-03-31 18:21:31 UTC | | Sophie Germain Prime Search | 32.500 |
| 4202123948895*2^1290000-1 | 388,342 (decimal) | 2018-11-29 22:36:13 UTC | | Sophie Germain Prime Search | 32.500 |
| 3515951171427*2^1290000-1 | 388,342 (decimal) | 2017-06-12 16:01:56 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2954937003135*2^1290000-1 | 388,342 (decimal) | 2016-08-28 03:12:00 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2893011531375*2^1290000-1 | 388,342 (decimal) | 2016-08-02 10:42:59 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2563795539105*2^1290000-1 | 388,342 (decimal) | 2016-02-17 03:37:54 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2419874626305*2^1290000-1 | 388,342 (decimal) | 2015-12-18 10:04:05 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2414578410975*2^1290000-1 | 388,342 (decimal) | 2015-12-15 15:07:41 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2307236017875*2^1290000-1 | 388,342 (decimal) | 2015-11-15 17:22:39 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2269906249047*2^1290000-1 | 388,342 (decimal) | 2015-11-12 07:01:42 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 164011710^32768+1 | 269,186 (decimal) | 2020-03-20 22:59:00 UTC | | Generalized Fermat Prime Search | 10.535 |
| 161973488^32768+1 | 269,008 (decimal) | 2020-03-10 12:26:03 UTC | | Generalized Fermat Prime Search | 10.513 |
| 71266866^32768+1 | 257,324 (decimal) | 2017-11-18 16:50:30 UTC | | Generalized Fermat Prime Search | 9.172 |
| 25942142^32768+1 | 242,943 (decimal) | 2016-05-16 08:39:26 UTC | | Generalized Fermat Prime Search | 7.685 |
| 4625053201845*2^666667-1 | 200,700 (decimal) | 2010-11-03 16:38:43 UTC | T5K | Sophie Germain Prime Search | 4.270 |
