| 2018-02-06 | Mark Rose | NF | no factor from 2^72 to 2^73 |
| 2016-08-27 | AirSquirrels | C-LL | 6DE29042244E60AB |
| 2016-02-23 | Mark Rose | NF | no factor from 2^63 to 2^64 |
| 2015-08-16 | Sid & Andy | NF | no factor from 2^71 to 2^72 |
| 2015-08-09 | Mark Rose | NF | no factor from 2^70 to 2^71 |
| 2015-07-24 | Gordon Spence | NF | no factor from 2^69 to 2^70 |
| 2011-03-08 | curtisc | C-LL | 6DE29042244E60AB |
| 2010-05-14 | Eugene Chertok | C-LL | 600343BD29AFC3CF |
| 2010-04-03 | Eugene Chertok | NF-PM1 | B1=560000, B2=13440000 |
| 2008-06-13 | Mike Curtis | NF | no factor from 2^68 to 2^69 |
| 2008-06-13 | Mike Curtis | NF | no factor from 2^67 to 2^68 |
| 2008-06-13 | Mike Curtis | NF | no factor from 2^66 to 2^67 |
| 2008-06-13 | Mike Curtis | NF | no factor from 2^65 to 2^66 |
| 2008-06-13 | Mike Curtis | NF | no factor from 2^64 to 2^65 |
| 2007-12-03 | 1997rj7 | NF | no factor to 2^63 |
| 2003-06-06 | Thomas Mullen | NF | no factor to 2^59 |