| 98000027 | Composite: proven not-prime with Lucas-Lehmer test No factors below 278 TF target 276 |
| P-1 | | B1 = | 1105000 | | B2 = | 29558750 |
|
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2019-03-19 | Andriy Makukha | DD13873EB7966B69 | 67004069 | CUDALucas v2.06beta | | Verified | 2026-01-16 | George Woltman | DD13873EB7966B69 | 0 | Windows64,prpll,vc363095-dirty |
|
| History | | Date | User | Type | Result |
|---|
| 2026-01-16 | George Woltman | C-LL | DD13873EB7966B69 | | 2023-12-07 | Naegi Makoto | NF | no factor TF: 77-78 | | 2019-10-14 | mikr | NF | no factor TF: 74-75 | | 2019-10-14 | mikr | NF | no factor TF: 75-76 | | 2019-10-14 | mikr | NF | no factor TF: 76-77 | | 2019-05-27 | GROBERTS | NF | no factor TF: 73-74 | | 2019-03-19 | Andriy Makukha | C-LL | DD13873EB7966B69 | | 2019-03-06 | Niels_Mache_Nextcloud | NF | no factor TF: 72-73 | | 2013-08-04 | JoDu | NF | no factor TF: 71-72 | | 2010-12-25 | timbit | NF-PM1 | B1=1105000, B2=29558750 | | 2009-06-09 | rudimeier | NF | no factor TF: 70-71 | | 2009-06-07 | rudimeier | NF | no factor TF: 69-70 | | 2009-06-07 | rudimeier | NF | no factor TF: 68-69 | | 2009-06-02 | rudimeier | NF | no factor TF: 67-68 | | 2009-06-02 | rudimeier | NF | no factor TF: 66-67 |
|
