| 2020-08-23 | storm5510 | F-PM1 | Factor: 3228091182977790599237506837961 / (P-1, B1=650000, B2=22000000) |
| 2020-01-03 | Kriesel | NF | no factor from 2^75 to 2^76 |
| 2019-03-06 | Gordon Bower | NF | no factor from 2^74 to 2^75 |
| 2019-03-06 | Gordon Bower | NF | no factor from 2^73 to 2^74 |
| 2019-03-06 | Gordon Bower | NF | no factor from 2^72 to 2^73 |
| 2015-03-01 | webbert | NF | no factor from 2^71 to 2^72 |
| 2011-03-24 | Craig Meyers | NF | no factor from 2^70 to 2^71 |
| 2011-03-24 | Craig Meyers | NF | no factor from 2^69 to 2^70 |
| 2011-03-24 | Craig Meyers | NF | no factor from 2^68 to 2^69 |
| 2011-03-24 | Craig Meyers | NF | no factor from 2^67 to 2^68 |
| 2011-02-25 | Craig Meyers | NF | no factor from 2^66 to 2^67 |
| 2011-01-27 | Craig Meyers | NF | no factor from 2^65 to 2^66 |
| 2010-08-09 | linded | NF | no factor from 2^64 to 2^65 |