| 30531023 | Composite: proven not-prime with Lucas-Lehmer test No factors below 275 TF target 271 |
| P-1 | | B1 = | 2000000 | | B2 = | 60000000 |
|
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2006-01-01 | Derek Bergin | 9BAE63B481E3FA31 | 8750359 | Windows,Prime95,v24 final,(aka Wc1) | | Verified | 2013-11-13 | Dubslow | 9BAE63B481E3FA31 | 27780749 | Linux 64-bit,Prime95,v27.9,build 1 |
|
| History | | Date | User | Type | Result |
|---|
| 2021-10-26 | Sid & Andy | NF-PM1 | B1=2000000, B2=60000000 | | 2021-08-02 | Yves de Wandelaar | NF | no factor TF: 74-75 | | 2020-04-17 | -anonymous- | NF | no factor TF: 73-74 | | 2019-12-13 | -anonymous- | NF | no factor TF: 71-72 | | 2019-12-13 | -anonymous- | NF | no factor TF: 72-73 | | 2018-04-11 | ramgeis | NF | no factor TF: 70-71 | | 2013-11-13 | Dubslow | C-LL | 9BAE63B481E3FA31 | | 2012-03-07 | Craig Meyers | NF | no factor TF: 68-70 | | 2011-05-20 | Ungelovende | NF | no factor TF: 67-68 | | 2006-01-01 | -anonymous- | C-LL | 9BAE63B481E3FA31 | | 2005-12-12 | -anonymous- | NF-PM1 | B1=340000, B2=4250000 | | 2005-08-16 | HBendtz | NF | no factor TF: 1-67 | | 2005-03-20 | 1997rj7 | NF | no factor TF: 1-62 | | 2003-07-21 | AxelFox | NF | no factor TF: 1-60 | | 2002-03-10 | Joss | NF | no factor TF: 1-57 | | 2000-12-31 | Alex Kruppa | NF | no factor TF: 1-56 |
|
