| 2021-05-10 | ATH | NF-PP1 | Start=2/7, B1=1000000000, B2=241000000000 |
| 2021-02-20 | Ruslan Borisov | NF | no factor from 2^64 to 2^65 |
| 2018-09-17 | James Hintz | NF-PM1 | B1=34151603279, B2=2595521849204, E=12 |
| 2018-03-28 | snme2pm1 | NF | no factor from 2^63 to 2^64 |
| 2016-12-21 | James Hintz | NF-PM1 | B1=1808765006, B2=112143430372, E=12 |
| 2016-08-31 | Sid & Andy | NF | no factor from 2^62 to 2^63 |
| 2016-02-23 | LaurV | NF | no factor from 2^57 to 2^58 |
| 2015-09-08 | snme2pm1 | NF | no factor from 2^61 to 2^62 |
| 2015-04-11 | MadPoo | C-LL | 7DA62B0547C74E42 |
| 2013-01-12 | SRJ2877 | NF-PM1 | B1=24250000000, B2=50000000000, E=12 |
| 2012-12-25 | bcp19 | NF | no factor from 2^60 to 2^61 |
| 2010-06-27 | George Woltman | NF | no factor from 2^59 to 2^60 |
| 2010-06-27 | George Woltman | NF | no factor from 2^58 to 2^59 |
| 2003-09-29 | -Anonymous- | NF-PM1 | B1=8388608, B2=838860800, E=12 |
| 2003-09-29 | -Anonymous- | NF-PM1 | B1=16777216, B2=1677721600, E=12 |
| 2003-07-06 | -Anonymous- | NF-PM1 | B1=4194304, B2=419430400, E=12 |
| 2003-05-19 | -Anonymous- | NF-PM1 | B1=2097152, B2=209715200, E=12 |
| 2003-04-27 | -Anonymous- | NF-PM1 | B1=1048576, B2=104857600, E=48 |
| 2003-04-03 | -Anonymous- | NF-PM1 | B1=524288, B2=52428800, E=48 |
| 2003-03-27 | -Anonymous- | NF-PM1 | B1=262144, B2=26214400, E=30 |
| 2003-02-02 | -Anonymous- | NF-PM1 | B1=131072, B2=13107200, E=30 |
| 2002-10-19 | -Anonymous- | NF | no factor to 2^57 |
| 2002-07-14 | -Anonymous- | NF-PM1 | B1=65536, B2=6553600, E=12 |
| 2002-06-09 | -Anonymous- | NF-PM1 | B1=32768, B2=3276800 |
| 2002-04-28 | -Anonymous- | NF-PM1 | B1=16384, B2=1638400 |
| 2000-09-29 | -Anonymous- | NF | no factor to 2^56 |
| 2000-03-08 | -Anonymous- | NF | no factor from 2^53 to 2^54 |
| 1999-10-15 | -Anonymous- | NF | no factor from 2^52 to 2^53 |
