| 2021-05-08 | ATH | NF-PP1 | Start=2/7, B1=500000000, B2=100500000000 |
| 2020-12-16 | Bob Schulien | NF | no factor from 2^66 to 2^67 |
| 2020-09-11 | Bob Schulien | NF | no factor from 2^52 to 2^53 |
| 2020-09-11 | Bob Schulien | NF | no factor from 2^51 to 2^52 |
| 2020-09-11 | Bob Schulien | NF | no factor from 2^50 to 2^51 |
| 2019-12-26 | Yxinity | NF | no factor from 2^65 to 2^66 |
| 2019-12-23 | Yxinity | NF | no factor from 2^65 to 2^66 |
| 2018-09-20 | Yxinity | NF | no factor from 2^64 to 2^65 |
| 2018-09-20 | Yxinity | NF | no factor from 2^64 to 2^65 |
| 2017-12-20 | tim s | NF | no factor from 2^63 to 2^64 |
| 2016-08-18 | Sid & Andy | NF | no factor from 2^62 to 2^63 |
| 2016-02-23 | LaurV | NF | no factor from 2^57 to 2^58 |
| 2015-04-11 | MadPoo | C-LL | 8752AA7D4B20BE17 |
| 2013-01-28 | bcp19 | NF-PM1 | B1=10000000000, B2=100000000000, E=12 |
| 2011-05-03 | Richard B. Woods | NF | no factor from 2^61 to 2^62 |
| 2010-11-20 | Michael C | NF | no factor from 2^60 to 2^61 |
| 2009-01-09 | Sturle Sunde | NF | no factor from 2^59 to 2^60 |
| 2009-01-06 | Sturle Sunde | NF | no factor from 2^58 to 2^59 |
| 2006-02-01 | Jocelyn Larouche | NF-PM1 | B1=4290000000 |
| 2006-02-01 | Jocelyn Larouche | NF-PM1 | B1=3320000000 |
| 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 |
| 2002-10-26 | -Anonymous- | NF | no factor to 2^57 |
| 2002-07-20 | -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 |
| 2001-08-18 | Alex Kruppa | NF-PM1 | B1=1000000, B2=100000000 |
| 2001-04-29 | -Anonymous- | NF-PM1 | B1=100000, B2=10000000 |
| 2000-08-17 | -Anonymous- | NF | no factor to 2^56 |
| 2000-03-01 | -Anonymous- | NF | no factor from 2^53 to 2^54 |
| 1999-10-15 | -Anonymous- | NF | no factor from 2^52 to 2^53 |
