| 26877523 | Composite: proven not-prime with Lucas-Lehmer test No factors below 275 TF target 270 |
| P-1 | | B1 = | 1539000 | | B2 = | 1876410900 |
|
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2005-05-12 | Stephen Wood | A9B8E5C1C699B9FA | 26124394 | Linux 32-bit,Prime95,v23,(aka WZ2) | | Verified | 2012-08-09 | Dubslow | A9B8E5C1C699B9FA | 8329445 | Linux 64-bit,Prime95,v27.7,build 2 |
|
| History | | Date | User | Type | Result |
|---|
| 2026-01-22 | Jason Lynch | NF-PM1 | B1=1539000, B2=1876410900 | | 2021-10-11 | TheJudger | NF | no factor TF: 74-75 | | 2021-09-19 | TheJudger | NF | no factor TF: 73-74 | | 2021-08-23 | TheJudger | NF | no factor TF: 72-73 | | 2021-08-23 | TheJudger | NF | no factor TF: 71-72 | | 2021-05-23 | mikr | NF | no factor TF: 70-71 | | 2017-04-09 | ramgeis | NF | no factor TF: 69-70 | | 2012-08-09 | Dubslow | C-LL | A9B8E5C1C699B9FA | | 2012-01-16 | bcp19 | NF | no factor TF: 68-69 | | 2011-11-01 | Chuck | NF | no factor TF: 67-68 | | 2005-05-12 | Stephen Wood | C-LL | A9B8E5C1C699B9FA | | 2005-03-20 | Stephen Wood | NF-PM1 | B1=255000, B2=1275000 | | 2004-09-16 | -anonymous- | NF | no factor TF: 1-67 | | 2002-06-02 | Joss | NF | no factor TF: 1-57 |
|
