| 2021-04-21 | brode-runner | C-LL | 7E8B24B42498E64B |
| 2018-09-30 | ktony | 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 |
| 2013-02-08 | gucs | C-LL | 7E8B24B42498E64B |
| 2012-09-27 | Jerry Hallett | NF | no factor from 2^71 to 2^72 |
| 2012-04-23 | jimmychau | NF-PM1 | B1=605000, B2=14066250, E=12 |
| 2011-04-28 | shauge | NF | no factor from 2^70 to 2^71 |
| 2011-04-28 | shauge | NF | no factor from 2^69 to 2^70 |
| 2011-04-28 | shauge | NF | no factor from 2^68 to 2^69 |
| 2009-07-25 | arnaud | 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 | James Heinrich | 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 |