| 21642389 | Composite: proven not-prime with Lucas-Lehmer test No factors below 274 TF target 269 |
| P-1 | | B1 = | 1080000 | | B2 = | 71280000 |
|
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2005-09-22 | Eric Bravick | EEEEEE12A8D8774E | 1859586 | Linux 32-bit,Prime95,v24 final,(aka Wc2) | | Verified | 2009-06-02 | Team Prime Rib | EEEEEE12A8D8774E | 14319506 | Windows,Prime95,v24 final,(aka Wc1) |
|
| History | | Date | User | Type | Result |
|---|
| 2021-10-24 | TheJudger | NF | no factor TF: 73-74 | | 2021-10-15 | lobsterfordinner | NF | no factor TF: 72-73 | | 2021-10-01 | -anonymous- | NF | no factor TF: 71-72 | | 2021-09-15 | SRBase | NF | no factor TF: 70-71 | | 2021-02-26 | Tha | NF-PM1 | B1=1080000, B2=71280000 | | 2018-04-15 | ramgeis | NF | no factor TF: 69-70 | | 2017-11-28 | VictordeHollander | NF | no factor TF: 68-69 | | 2017-04-19 | ramgeis | NF | no factor TF: 67-68 | | 2009-06-02 | Team Prime Rib | C-LL | EEEEEE12A8D8774E | | 2005-09-22 | ebravick | C-LL | EEEEEE12A8D8774E | | 2003-12-13 | -anonymous- | NF-PM1 | B1=210000, B2=1470000 | | 2003-09-29 | -anonymous- | NF | no factor TF: 1-67 |
|
