| 84009209 | Composite: proven not-prime with Lucas-Lehmer test No factors below 276 TF target 275 |
| P-1 | |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2018-11-20 | Sir Rutherford J. Pinkerton III | 4F3831DFCCAE5479 | 55281916 | Windows 64-bit,Prime95,v29.4,build 8 | | Verified | 2026-01-05 | Greg | 4F3831DFCCAE5479 | 0 | Linux64,prpll,v46386d0 |
|
| History | | Date | User | Type | Result |
|---|
| 2026-01-05 | Greg | C-LL | 4F3831DFCCAE5479 | | 2018-11-20 | Sir Rutherford J. Pinkerton III | C-LL | 4F3831DFCCAE5479 | | 2017-04-30 | TheJudger | NF-PM1 | B1=670000, B2=13232500, E=12 | | 2017-03-26 | TheJudger | NF | no factor TF: 75-76 | | 2017-02-12 | Brian Beuning | NF | no factor TF: 74-75 | | 2017-02-04 | RichD0 | NF | no factor TF: 73-74 | | 2016-10-21 | Gordon Bower | NF | no factor TF: 72-73 | | 2016-10-21 | Gordon Bower | NF | no factor TF: 71-72 | | 2015-08-08 | monst | NF | no factor TF: 70-71 | | 2014-09-17 | ITS | NF | no factor TF: 69-70 | | 2014-09-12 | ITS | NF | no factor TF: 68-69 | | 2013-02-21 | SMoffat | NF | no factor TF: 67-68 | | 2012-05-03 | c10ck3r | NF | no factor TF: 66-67 | | 2012-05-03 | c10ck3r | NF | no factor TF: 65-66 | | 2010-12-04 | Architects Cubed | NF | no factor TF: 64-65 |
|
