| Prime | Digits | Date | Links | Subproject | Prime Score |
|---|
| Initial finder |
|---|
| 150908454^131072+1 | 1,072,001 (decimal) | 2023-02-19 23:50:06 UTC | T5K | Generalized Fermat Prime Search | 1,468.606 |
| 80350524^65536+1 | 518,062 (decimal) | 2020-02-13 08:05:19 UTC | T5K | Generalized Fermat Prime Search | 157.565 |
| 35534500^65536+1 | 494,840 (decimal) | 2018-02-25 12:19:49 UTC | T5K | Generalized Fermat Prime Search | 136.862 |
| 33790428^65536+1 | 493,408 (decimal) | 2018-02-17 04:28:34 UTC | T5K | Generalized Fermat Prime Search | 135.649 |
| 8373001335195*2^1290000-1 | 388,342 (decimal) | 2023-07-17 11:18:15 UTC | | Sophie Germain Prime Search | 65.001 |
| 7828875221625*2^1290000-1 | 388,342 (decimal) | 2023-03-08 23:47:04 UTC | | Sophie Germain Prime Search | 65.001 |
| 6478837870767*2^1290000-1 | 388,342 (decimal) | 2021-10-08 05:39:05 UTC | | Sophie Germain Prime Search | 65.001 |
| 4599443324247*2^1290000-1 | 388,342 (decimal) | 2019-08-18 04:53:20 UTC | | Sophie Germain Prime Search | 65.001 |
| 4548538813947*2^1290000-1 | 388,342 (decimal) | 2019-07-07 04:46:41 UTC | | Sophie Germain Prime Search | 65.001 |
| 4499730210297*2^1290000-1 | 388,342 (decimal) | 2019-06-16 01:37:45 UTC | | Sophie Germain Prime Search | 65.001 |
| 2414857100955*2^1290000-1 | 388,342 (decimal) | 2015-12-15 17:00:09 UTC | T5K | Sophie Germain Prime Search | 65.001 |
| 1885947080085*2^1290000-1 | 388,341 (decimal) | 2015-02-27 16:16:09 UTC | T5K | Sophie Germain Prime Search | 65.000 |
| 4193*2^1201461+1 | 361,680 (decimal) | 2013-12-01 18:04:32 UTC | T5K | Proth Prime Search | 52.238 |
| 1517*2^1099851+1 | 331,092 (decimal) | 2013-03-16 01:29:32 UTC | T5K | Proth Prime Search | 39.814 |
| 265037926^32768+1 | 276,015 (decimal) | 2021-12-07 03:26:32 UTC | | Generalized Fermat Prime Search | 22.757 |
| 247127946^32768+1 | 275,020 (decimal) | 2021-07-27 19:13:45 UTC | | Generalized Fermat Prime Search | 22.506 |
| 190683246^32768+1 | 271,330 (decimal) | 2020-08-16 20:35:42 UTC | | Generalized Fermat Prime Search | 21.590 |
| 74395440^32768+1 | 257,935 (decimal) | 2017-11-20 06:02:37 UTC | | Generalized Fermat Prime Search | 18.477 |
| 73702246^32768+1 | 257,802 (decimal) | 2017-11-19 22:26:03 UTC | | Generalized Fermat Prime Search | 18.448 |
| 21411466^32768+1 | 240,211 (decimal) | 2016-03-18 22:57:48 UTC | | Generalized Fermat Prime Search | 14.844 |
| 19683*2^485845+1 | 146,259 (decimal) | 2019-09-06 22:56:49 UTC | | Fermat Divisor Prime Search | 3.225 |
Doublechecker
(dates are of initial discovery, not the double check date) |
|---|
| 55836122^65536+1 | 507,702 (decimal) | 2019-02-22 01:18:51 UTC | T5K | Generalized Fermat Prime Search | 74.043 |
| 6693870785385*2^1290000-1 | 388,342 (decimal) | 2021-12-26 09:01:02 UTC | | Sophie Germain Prime Search | 32.500 |
| 6682398060555*2^1290000-1 | 388,342 (decimal) | 2021-12-22 08:17:21 UTC | | Sophie Germain Prime Search | 32.500 |
| 6659391549897*2^1290000-1 | 388,342 (decimal) | 2021-12-17 04:12:43 UTC | | Sophie Germain Prime Search | 32.500 |
| 6470229383145*2^1290000-1 | 388,342 (decimal) | 2021-10-04 23:48:23 UTC | | Sophie Germain Prime Search | 32.500 |
| 6268350882477*2^1290000-1 | 388,342 (decimal) | 2021-06-27 17:59:28 UTC | | Sophie Germain Prime Search | 32.500 |
| 6265368142077*2^1290000-1 | 388,342 (decimal) | 2021-06-25 12:01:51 UTC | | Sophie Germain Prime Search | 32.500 |
| 6264561417315*2^1290000-1 | 388,342 (decimal) | 2021-06-24 20:45:45 UTC | | Sophie Germain Prime Search | 32.500 |
| 1880705743257*2^1290000-1 | 388,341 (decimal) | 2015-02-25 20:52:04 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 1872610011057*2^1290000-1 | 388,341 (decimal) | 2015-02-23 06:12:51 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 1860130079817*2^1290000-1 | 388,341 (decimal) | 2015-02-21 10:36:55 UTC | T5K | Sophie Germain Prime Search | 32.500 |
| 247119758^32768+1 | 275,019 (decimal) | 2021-07-27 17:31:52 UTC | | Generalized Fermat Prime Search | 11.253 |
| 190559618^32768+1 | 271,321 (decimal) | 2020-08-16 01:38:34 UTC | | Generalized Fermat Prime Search | 10.794 |
| 190509212^32768+1 | 271,317 (decimal) | 2020-08-15 18:32:15 UTC | | Generalized Fermat Prime Search | 10.793 |
