| 2021-05-13 | -Anonymous- | NF | no factor from 2^75 to 2^76 |
| 2021-05-08 | -Anonymous- | NF | no factor from 2^74 to 2^75 |
| 2020-03-31 | -Anonymous- | NF | no factor from 2^73 to 2^74 |
| 2019-11-22 | -Anonymous- | NF | no factor from 2^72 to 2^73 |
| 2019-11-22 | -Anonymous- | NF | no factor from 2^71 to 2^72 |
| 2019-01-20 | ramgeis | NF | no factor from 2^70 to 2^71 |
| 2014-01-03 | -Anonymous- | C-LL | 55521C4553CFE7FC |
| 2012-10-29 | bcp19 | NF | no factor from 2^69 to 2^70 |
| 2012-10-29 | bcp19 | NF | no factor from 2^68 to 2^69 |
| 2006-09-04 | Dmitry V. Shubertov | C-LL | 55521C4553CFE7FC |
| 2006-07-10 | Dmitry V. Shubertov | NF-PM1 | B1=490000 |
| 2005-12-24 | -Anonymous- | NF | no factor to 2^68 |
| 2001-08-31 | Net_Force | NF | no factor to 2^56 |
| 2001-01-08 | Jocelyn Larouche | NF | no factor to 2^52 |