| Prime | Digits | Date | Links | Subproject | Prime Score |
|---|
| Initial finder |
|---|
| 40597*2^6808509-1 | 2,049,571 (decimal) | 2013-12-25 11:53:21 UTC | T5K, official announcement | The Riesel Problem | 10,715.743 |
| 163*2^3735726+1 | 1,124,568 (decimal) | 2022-08-20 06:30:42 UTC | T5K | Proth Prime Search | 1,700.934 |
| | 163*2^3735726+1 is a Factor of GF(3735725,6)!!!! (35196.058023 seconds)
|
| 561*2^3281889+1 | 987,950 (decimal) | 2022-07-17 16:15:25 UTC | T5K | Proth Prime Search | 1,143.166 |
| 923*2^3261401+1 | 981,783 (decimal) | 2022-06-08 17:54:21 UTC | T5K | Proth Prime Search | 1,121.410 |
| 935*2^3180599+1 | 957,459 (decimal) | 2022-02-06 10:44:29 UTC | T5K | Proth Prime Search | 1,038.326 |
| 1555*2^1724772+1 | 519,212 (decimal) | 2022-12-19 00:16:30 UTC | | Proth Prime Search | 158.642 |
| 8553*2^1722241+1 | 518,451 (decimal) | 2022-12-07 16:32:27 UTC | | Proth Prime Search | 157.928 |
| 2679*2^1712821+1 | 515,614 (decimal) | 2022-10-12 12:54:03 UTC | | Proth Prime Search | 155.290 |
| 7065*2^1695129+1 | 510,289 (decimal) | 2022-05-27 04:15:14 UTC | | Proth Prime Search | 150.416 |
| 4971*2^1400708+1 | 421,659 (decimal) | 2016-03-26 07:51:42 UTC | T5K | Proth Prime Search | 83.707 |
| 8016764418687*2^1290000-1 | 388,342 (decimal) | 2023-03-27 14:10:36 UTC | task | Sophie Germain Prime Search | 65.001 |
| 7920899564175*2^1290000-1 | 388,342 (decimal) | 2023-03-11 07:24:53 UTC | task | Sophie Germain Prime Search | 65.001 |
| 6804227895237*2^1290000-1 | 388,342 (decimal) | 2022-02-16 15:29:26 UTC | | Sophie Germain Prime Search | 65.001 |
| 6802531261095*2^1290000-1 | 388,342 (decimal) | 2022-02-15 15:55:09 UTC | | Sophie Germain Prime Search | 65.001 |
| 5384463840507*2^1290000-1 | 388,342 (decimal) | 2020-05-29 21:13:14 UTC | | Sophie Germain Prime Search | 65.001 |
| 4744034827497*2^1290000-1 | 388,342 (decimal) | 2019-11-30 23:59:45 UTC | | Sophie Germain Prime Search | 65.001 |
| 3449560124967*2^1290000-1 | 388,342 (decimal) | 2017-05-14 12:18:08 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 3433395525105*2^1290000-1 | 388,342 (decimal) | 2017-04-30 00:05:38 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 17446714701615*2^666666-1 | 200,700 (decimal) | 2011-05-26 00:48:32 UTC | T5K | Sophie Germain Prime Search | 8.540 |
Doublechecker
(dates are of initial discovery, not the double check date) |
|---|
| 961*2^2870596+1 | 864,139 (decimal) | 2020-06-03 18:23:22 UTC | T5K | Proth Prime Search | 378.995 |
| 665*2^2869847+1 | 863,913 (decimal) | 2020-05-30 22:06:08 UTC | T5K | Proth Prime Search | 378.691 |
| 493*2^2857856+1 | 860,304 (decimal) | 2020-03-30 04:18:52 UTC | T5K | Proth Prime Search | 373.856 |
| 949*2^2854946+1 | 859,428 (decimal) | 2020-03-12 22:32:14 UTC | T5K | Proth Prime Search | 372.690 |
| 497*2^2818787+1 | 848,543 (decimal) | 2019-11-05 22:12:56 UTC | T5K | Proth Prime Search | 358.392 |
| 361*2^2424232+1 | 729,770 (decimal) | 2016-11-07 01:29:02 UTC | T5K | Proth Prime Search | 225.605 |
| 3101*2^1646675+1 | 495,703 (decimal) | 2021-10-13 16:44:27 UTC | T5K | Proth Prime Search | 68.798 |
| 6251*2^1603305+1 | 482,647 (decimal) | 2020-09-20 04:46:44 UTC | T5K | Proth Prime Search | 63.383 |
| 7093*2^1582212+1 | 476,298 (decimal) | 2020-07-10 15:59:52 UTC | T5K | Proth Prime Search | 60.856 |
| 8053*2^1575744+1 | 474,351 (decimal) | 2020-03-03 07:23:16 UTC | T5K | Proth Prime Search | 60.095 |
| 7871*2^1567413+1 | 471,843 (decimal) | 2020-02-17 03:57:11 UTC | T5K | Proth Prime Search | 59.124 |
| 6171*2^1554620+1 | 467,992 (decimal) | 2020-01-23 08:24:12 UTC | T5K | Proth Prime Search | 57.654 |
| 9935*2^1549379+1 | 466,414 (decimal) | 2019-11-11 00:00:47 UTC | T5K | Proth Prime Search | 57.059 |
| 7075*2^1547656+1 | 465,895 (decimal) | 2019-10-13 09:55:44 UTC | T5K | Proth Prime Search | 56.865 |
| 5163*2^1430388+1 | 430,594 (decimal) | 2016-12-30 03:19:23 UTC | T5K | Proth Prime Search | 44.639 |
| 9689*2^1377901+1 | 414,794 (decimal) | 2014-12-17 10:35:55 UTC | T5K | Proth Prime Search | 39.795 |
| 7445380320297*2^1290000-1 | 388,342 (decimal) | 2022-11-07 02:53:42 UTC | | Sophie Germain Prime Search | 32.500 |
| 7396124600205*2^1290000-1 | 388,342 (decimal) | 2022-10-18 00:00:42 UTC | | Sophie Germain Prime Search | 32.500 |
| 7241863868067*2^1290000-1 | 388,342 (decimal) | 2022-08-17 23:04:46 UTC | | Sophie Germain Prime Search | 32.500 |
| 7178787032217*2^1290000-1 | 388,342 (decimal) | 2022-07-07 09:50:10 UTC | | Sophie Germain Prime Search | 32.500 |
| 7154552005947*2^1290000-1 | 388,342 (decimal) | 2022-06-22 04:11:10 UTC | | Sophie Germain Prime Search | 32.500 |
| 7112145541545*2^1290000-1 | 388,342 (decimal) | 2022-06-07 23:39:24 UTC | | Sophie Germain Prime Search | 32.500 |
| 7045920240207*2^1290000-1 | 388,342 (decimal) | 2022-05-13 05:34:35 UTC | | Sophie Germain Prime Search | 32.500 |
| 7015091423265*2^1290000-1 | 388,342 (decimal) | 2022-05-01 05:05:22 UTC | | Sophie Germain Prime Search | 32.500 |
| 6941472042267*2^1290000-1 | 388,342 (decimal) | 2022-04-07 09:47:09 UTC | | Sophie Germain Prime Search | 32.500 |
| 6907991688537*2^1290000-1 | 388,342 (decimal) | 2022-03-30 06:13:03 UTC | | Sophie Germain Prime Search | 32.500 |
| 6859079577597*2^1290000-1 | 388,342 (decimal) | 2022-03-11 18:47:53 UTC | | Sophie Germain Prime Search | 32.500 |
| 6851767557495*2^1290000-1 | 388,342 (decimal) | 2022-03-08 23:59:12 UTC | | Sophie Germain Prime Search | 32.500 |
| 6678440423847*2^1290000-1 | 388,342 (decimal) | 2021-12-20 20:05:43 UTC | | Sophie Germain Prime Search | 32.500 |
| 6570687550497*2^1290000-1 | 388,342 (decimal) | 2021-11-10 09:44:07 UTC | | Sophie Germain Prime Search | 32.500 |
| 6544227454305*2^1290000-1 | 388,342 (decimal) | 2021-11-01 13:40:07 UTC | | Sophie Germain Prime Search | 32.500 |
| 6527461661955*2^1290000-1 | 388,342 (decimal) | 2021-10-25 21:37:22 UTC | | Sophie Germain Prime Search | 32.500 |
| 6345135948387*2^1290000-1 | 388,342 (decimal) | 2021-08-11 11:36:28 UTC | | Sophie Germain Prime Search | 32.500 |
| 6264931141257*2^1290000-1 | 388,342 (decimal) | 2021-06-25 03:59:31 UTC | | Sophie Germain Prime Search | 32.500 |
| 5580286234215*2^1290000-1 | 388,342 (decimal) | 2020-09-16 06:51:48 UTC | | Sophie Germain Prime Search | 32.500 |
| 5467472102277*2^1290000-1 | 388,342 (decimal) | 2020-07-14 17:47:24 UTC | | Sophie Germain Prime Search | 32.500 |
| 5443931650755*2^1290000-1 | 388,342 (decimal) | 2020-06-30 18:04:33 UTC | | Sophie Germain Prime Search | 32.500 |
| 5348168472075*2^1290000-1 | 388,342 (decimal) | 2020-05-11 23:39:56 UTC | | Sophie Germain Prime Search | 32.500 |
| 4857991827297*2^1290000-1 | 388,342 (decimal) | 2020-01-16 19:50:53 UTC | | Sophie Germain Prime Search | 32.500 |
| 4730978976027*2^1290000-1 | 388,342 (decimal) | 2019-11-22 00:04:59 UTC | | Sophie Germain Prime Search | 32.500 |
| 4679307245895*2^1290000-1 | 388,342 (decimal) | 2019-10-18 08:01:29 UTC | | Sophie Germain Prime Search | 32.500 |
| 4547426419455*2^1290000-1 | 388,342 (decimal) | 2019-07-06 02:12:22 UTC | | Sophie Germain Prime Search | 32.500 |
| 4272883102455*2^1290000-1 | 388,342 (decimal) | 2019-01-23 22:07:21 UTC | | Sophie Germain Prime Search | 32.500 |
| 3985196100405*2^1290000-1 | 388,342 (decimal) | 2018-05-23 08:14:34 UTC | | Sophie Germain Prime Search | 32.500 |
| 3141365519127*2^1290000-1 | 388,342 (decimal) | 2016-11-12 20:53:43 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2920000693815*2^1290000-1 | 388,342 (decimal) | 2016-08-15 05:13:39 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 2370467584845*2^1290000-1 | 388,342 (decimal) | 2015-11-24 00:48:08 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 767104512405*2^1290000-1 | 388,341 (decimal) | 2013-07-23 20:52:24 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 84238684^32768+1 | 259,704 (decimal) | 2018-01-18 12:20:19 UTC | | Generalized Fermat Prime Search | 9.435 |
| 2433*2^852940+1 | 256,764 (decimal) | 2012-05-03 22:55:05 UTC | T5K | Proth Prime Search | 9.110 |
| 53841266^32768+1 | 253,334 (decimal) | 2017-06-24 01:05:26 UTC | | Generalized Fermat Prime Search | 8.741 |
| 39884560^32768+1 | 249,064 (decimal) | 2016-12-07 06:55:05 UTC | | Generalized Fermat Prime Search | 8.296 |
| 29921086^32768+1 | 244,973 (decimal) | 2016-07-09 15:22:49 UTC | | Generalized Fermat Prime Search | 7.884 |
| 65663102649*2^333333-1 | 100,355 (decimal) | | | Twin Prime Search | 0.505 |
| 58544884305*2^333333-1 | 100,354 (decimal) | | | Twin Prime Search | 0.505 |
