| 2021-05-11 | Steve Jacobson | C-LL | 43AF3C5603CB8529 |
| 2018-09-27 | Chuck | NF | no factor from 2^73 to 2^74 |
| 2016-02-23 | Mark Rose | NF | no factor from 2^61 to 2^63 |
| 2016-01-22 | -Anonymous- | NF | no factor from 2^72 to 2^73 |
| 2014-01-29 | James Rushworth | C-LL | 43AF3C5603CB8529 |
| 2012-03-10 | Jacques MOLNE | NF | no factor from 2^71 to 2^72 |
| 2012-01-08 | TheJudger | NF-PM1 | B1=600000, B2=13650000, E=6 |
| 2011-12-08 | Tom Duell | NF | no factor from 2^70 to 2^71 |
| 2011-06-11 | steinrar | NF | no factor from 2^69 to 2^70 |
| 2011-04-21 | subgenius | NF | no factor from 2^68 to 2^69 |
| 2009-07-25 | Johannes Weingartner | NF | no factor from 2^67 to 2^68 |
| 2008-08-10 | Sturle Sunde | NF | no factor from 2^66 to 2^67 |
| 2008-08-09 | Sturle Sunde | NF | no factor from 2^65 to 2^66 |
| 2008-08-08 | Sturle Sunde | NF | no factor from 2^64 to 2^65 |
| 2008-08-08 | Sturle Sunde | NF | no factor from 2^63 to 2^64 |
| 2004-01-27 | ThomRuley | NF | no factor to 2^61 |
| 2002-11-02 | -Anonymous- | NF | no factor to 2^58 |
| 2001-09-30 | -Anonymous- | NF | no factor to 2^57 |
| 2000-06-28 | -Anonymous- | NF | no factor to 2^56 |
| 2000-03-08 | -Anonymous- | NF | no factor to 2^54 |
| 2000-01-19 | -Anonymous- | NF | no factor to 2^53 |
| 1999-12-23 | -Anonymous- | NF | no factor to 2^53 |