| 2017-07-15 | kkmrkkblmbrbk | C-LL | D819863F537B70B3 |
| 2017-07-02 | Ernst W. Mayer | C-LL | DDC15229A2BC1287 |
| 2016-02-23 | Mark Rose | NF | no factor from 2^60 to 2^63 |
| 2014-10-04 | Judge Hale | C-LL | D819863F537B70B3 |
| 2012-11-29 | Chuck | NF-PM1 | B1=515000, B2=9656250, E=6 |
| 2012-11-19 | rduerr | NF | no factor from 2^73 to 2^74 |
| 2012-10-01 | kdgehman | NF | no factor from 2^72 to 2^73 |
| 2012-04-16 | Craig Meyers | NF | no factor from 2^71 to 2^72 |
| 2012-02-28 | David Campeau | NF | no factor from 2^70 to 2^71 |
| 2011-04-30 | ap501983 | NF | no factor from 2^69 to 2^70 |
| 2010-03-10 | Martin Prusa | NF | no factor from 2^68 to 2^69 |
| 2010-03-04 | Martin Prusa | NF | no factor from 2^67 to 2^68 |
| 2010-02-27 | Martin Prusa | NF | no factor from 2^66 to 2^67 |
| 2008-11-03 | Guillermo Ruiz | NF | no factor from 2^65 to 2^66 |
| 2008-11-01 | Guillermo Ruiz | NF | no factor from 2^64 to 2^65 |
| 2008-10-31 | Guillermo Ruiz | NF | no factor from 2^63 to 2^64 |
| 2003-10-23 | 1997rj7 | NF | no factor to 2^60 |
| 2003-07-30 | -Anonymous- | NF | no factor to 2^59 |
| 2002-10-12 | -Anonymous- | NF | no factor to 2^58 |
| 2001-07-17 | -Anonymous- | NF | no factor to 2^57 |
| 2000-06-28 | -Anonymous- | NF | no factor to 2^56 |
| 2000-02-09 | -Anonymous- | NF | no factor to 2^54 |
| 1999-12-23 | -Anonymous- | NF | no factor to 2^53 |