| 2021-07-26 | Ben Delo | NF | no factor from 2^73 to 2^74 |
| 2020-10-30 | SRBase | NF | no factor from 2^72 to 2^73 |
| 2020-06-15 | SRBase | NF | no factor from 2^71 to 2^72 |
| 2016-12-06 | mikr | NF | no factor from 2^70 to 2^71 |
| 2016-12-06 | mikr | NF | no factor from 2^69 to 2^70 |
| 2016-12-06 | mikr | NF | no factor from 2^68 to 2^69 |
| 2016-09-08 | XZT | NF | no factor from 2^67 to 2^68 |
| 2015-10-29 | ANONYMOUS | NF | no factor from 2^66 to 2^67 |
| 2013-08-26 | tsc | NF | no factor from 2^65 to 2^66 |
| 2011-06-10 | Ungelovende | NF | no factor from 2^64 to 2^65 |
| 2010-05-17 | Architects Cubed | NF | no factor from 2^63 to 2^64 |