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| Prime | Digits | Discoverer | Team | Date | Links | Subproject | Prime Score |
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1 | 27*2^7963247+1 | 2,397,178 (decimal) | tng (primes) | Antarctic Crunchers | 2021-01-14 18:15:44 UTC | T5K, official announcement | Fermat Divisor Prime Search | 17,319.674 | | 27*2^7963247+1 is a Factor of F7963245!!!! (22236.526346 seconds) | 2 | 13*2^5523860+1 | 1,662,849 (decimal) | Scott Brown (primes) | Aggie The Pew | 2020-01-22 15:00:58 UTC | T5K, official announcement | Fermat Divisor Prime Search | 5,644.718 | | 13*2^5523860+1 is a Factor of F5523858!!!! (7332.982389 seconds) 13*2^5523860+1 is a Factor of xGF(5523857,9,5)!!!! (14500.799323 seconds) 13*2^5523860+1 is a Factor of xGF(5523858,10,9)!!!! (14293.038308 seconds) 13*2^5523860+1 is a Factor of GF(5523856,11)!!!! (7177.731360 seconds) 13*2^5523860+1 is a Factor of xGF(5523858,11,2)!!!! (14280.931329 seconds) 13*2^5523860+1 is a Factor of xGF(5523857,11,4)!!!! (14288.965432 seconds) 13*2^5523860+1 is a Factor of xGF(5523858,11,8)!!!! (14242.514193 seconds) | 3 | 193*2^3329782+1 | 1,002,367 (decimal) | RaymondFO* (primes) | Sicituradastra. | 2014-07-25 08:47:48 UTC | T5K, official announcement | MEGA Prime Search | 1,195.126 | | 193*2^3329782+1 is a Factor of F3329780!!!! (13086.930000 seconds) | 4 | 57*2^2747499+1 | 827,082 (decimal) | Wintermute (primes) | | 2013-05-13 12:41:57 UTC | T5K, official announcement | Proth Prime Search | 662.588 | | 57*2^2747499+1 is a Factor of F2747497!!!! (6755.270000 seconds) | 5 | 267*2^2662090+1 | 801,372 (decimal) | stellarfirefly (primes) | | 2015-02-13 16:10:21 UTC | T5K, official announcement | Proth Prime Search | 601.383 | | 267*2^2662090+1 is a Factor of F2662088!!!! (7050.010000 seconds) | 6 | 9*2^2543551+1 | 765,687 (decimal) | Scott Brown (primes) | Duke University | 2011-06-22 08:27:03 UTC | T5K, official announcement | Proth Prime Search | 522.912 | | 9*2^2543551+1 Divides Fermat F(2543548) 9*2^2543551+1 Divides GF(2543549,3) 9*2^2543551+1 Divides xGF(2543549,3,2) 9*2^2543551+1 Divides xGF(2543549,4,3) 9*2^2543551+1 Divides GF(2543549,6) 9*2^2543551+1 Divides xGF(2543549,8,3) 9*2^2543551+1 Divides xGF(2543542,9,2) 9*2^2543551+1 Divides xGF(2543547,9,8) 9*2^2543551+1 Divides GF(2543550,11) 9*2^2543551+1 Divides xGF(2543550,11,2) 9*2^2543551+1 Divides xGF(2543550,11,3) 9*2^2543551+1 Divides xGF(2543550,11,4) 9*2^2543551+1 Divides xGF(2543550,11,6) 9*2^2543551+1 Divides xGF(2543550,11,8) 9*2^2543551+1 Divides xGF(2543550,11,9) 9*2^2543551+1 Divides GF(2543549,12) 9*2^2543551+1 Divides xGF(2543550,12,11) | 7 | 25*2^2141884+1 | 644,773 (decimal) | Grzegorz Roman Granowski (primes) | Polish National Team | 2011-09-09 11:50:50 UTC | T5K, official announcement | Proth Prime Search | 308.514 | | 25*2^2141884+1 is a Factor of F2141872!!!! 25*2^2141884+1 is a Factor of GF(2141871,5)!!!! 25*2^2141884+1 is a Factor of xGF(2141872,5,2)!!!! 25*2^2141884+1 is a Factor of xGF(2141867,5,4)!!!! 25*2^2141884+1 is a Factor of xGF(2141872,8,5)!!!! 25*2^2141884+1 is a Factor of GF(2141872,10)!!!! | 8 | 183*2^1747660+1 | 526,101 (decimal) | [DPC]Division_Brabant~ongekend41 (primes) | Dutch Power Cows | 2013-03-10 17:07:02 UTC | T5K, official announcement | Proth Prime Search | 165.196 | | 183*2^1747660+1 is a Factor of F1747656!!!! (3321.550000 seconds) | 9 | 131*2^1494099+1 | 449,771 (decimal) | TEAM BIGDOG (primes) | US Navy | 2012-02-07 00:59:16 UTC | T5K, official announcement | Proth Prime Search | 102.066 | | 131*2^1494099+1 is a Factor of F1494096!!!! (2260.312000 seconds) 131*2^1494099+1 is a Factor of GF(1494098,7)!!!! (13524.531000 seconds) 131*2^1494099+1 is a Factor of xGF(1494098,7,2)!!!! (0.016000 seconds) 131*2^1494099+1 is a Factor of xGF(1494098,7,4)!!!! (0.000000 seconds) 131*2^1494099+1 is a Factor of xGF(1494098,8,7)!!!! (0.000000 seconds) | 10 | 329*2^1246017+1 | 375,092 (decimal) | bdodson* (primes) | Sicituradastra. | 2012-01-04 00:34:57 UTC | T5K, official announcement | Proth Prime Search | 58.423 | | 329*2^1246017+1 is a Factor of F1246013!!!! (1651.344000 seconds) | 11 | 2145*2^1099064+1 | 330,855 (decimal) | tomakey (primes) | | 2013-06-18 16:51:36 UTC | T5K, official announcement | Proth Prime Search | 39.727 | | 2145*2^1099064+1 is a Factor of F1099061!!!! (1420.220000 seconds) | 12 | 1705*2^906110+1 | 272,770 (decimal) | Robert (primes) | | 2012-06-13 17:32:29 UTC | T5K, official announcement | Proth Prime Search | 21.944 | | 1705*2^906110+1 is a Factor of F906108!!!! (893.750000 seconds) | 13 | 27*2^672007+1 | 202,296 (decimal) | DoES (primes) | PrimeSearchTeam | | | Proth Prime Search | 8.751 | | 27*2^672007+1 is a Factor of F672005!!!! (845.469000 seconds) 27*2^672007+1 is a Factor of xGF(672006,7,3)!!!! (5053.688000 seconds) 27*2^672007+1 is a Factor of xGF(672006,7,6)!!!! (0.000000 seconds) 27*2^672007+1 is a Factor of xGF(672005,11,3)!!!! (1690.000000 seconds) 27*2^672007+1 is a Factor of xGF(672004,11,6)!!!! (1690.734000 seconds) 27*2^672007+1 is a Factor of xGF(672006,11,7)!!!! (3380.734000 seconds) 27*2^672007+1 is a Factor of xGF(672006,12,7)!!!! (0.000000 seconds) 27*2^672007+1 is a Factor of xGF(672005,12,11)!!!! (1690.234000 seconds) | 14 | 659*2^617815+1 | 185,984 (decimal) | Eric E (primes) | [H]ard|OCP | 2009-03-31 13:28:33 UTC | T5K, official announcement | Proth Prime Search | 6.756 | | 659*2^617815+1 is a Factor of F617813!!!! (1490.500000 seconds) | 15 | 151*2^585044+1 | 176,118 (decimal) | whizbang (primes) | Ars Technica | | | Proth Prime Search | 5.713 | | 151*2^585044+1 is a Factor of F585042!!!! (1411.125000 seconds) | 16 | 519*2^567235+1 | 170,758 (decimal) | s-yama (primes) | Tamagawa Data Center | 2009-03-06 07:04:24 UTC | T5K, official announcement | Proth Prime Search | 5.195 | | 519*2^567235+1 is a Factor of F567233!!!! (1003.016000 seconds) | 17 | 651*2^476632+1 | 143,484 (decimal) | SlangNRox (primes) | TeAm AnandTech | 2008-12-27 23:01:43 UTC | T5K, official announcement | Proth Prime Search | 3.040 | | 651*2^476632+1 Divides F(476624) | 18 | 7905*2^352281+1 | 106,052 (decimal) | Jaska* (primes) | Sicituradastra. | 2012-05-02 17:32:29 UTC | T5K, official announcement | Proth Prime Search | 1.198 | | 7905*2352281 +1 Divides F(352279) | 19 | 4479*2^226618+1 | 68,223 (decimal) | Hammeh (primes) | PrimeSearchTeam | 2011-07-08 04:22:20 UTC | official announcement | Proth Prime Search | 0.308 | | 4479*2^226618 +1 Divides F(226614) | 20 | 3771*2^221676+1 | 66,735 (decimal) | Mark Doom (primes) | Aggie The Pew | 2011-07-01 04:59:41 UTC | official announcement | Proth Prime Search | 0.287 | | 3771*2^221676+1 Divides F(221670) | 21 | 7333*2^138560+1 | 41,715 (decimal) | Dirk (primes) | | 2011-03-12 03:12:10 UTC | official announcement | Proth Prime Search | 0.067 | | 7333*2^138560+1 Divides F(138557) | Page 1 of 1
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