| 11649511 | Composite: proven not-prime with Lucas-Lehmer test No factors below 275 TF target 268 |
| P-1 | | B1 = | 14026012 | | B2 = | 125644559040 |
|
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 213 / 280 |
Estimated T-Level: 23.8 ⓘ TF below 2^74 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2002-01-02 | Anton Rebhan | 16BFC889BE9DAC0C | 9978534 | Linux 32-bit,Prime95,v19,(aka WV2) | | Verified | 2004-04-20 | brbrbr user | 16BFC889BE9DAC0C | 3080244 | Windows,Prime95,v23,NT service,(aka WZ5) |
|
| History | | Date | User | Type | Result |
|---|
| 2025-12-22 | yuriy_5-1 | NF-PP1 | Start=2/7, B1=500000, B2=50000000 | | 2025-03-20 | yuriy_5-1 | NF | no factor TF: 74-75 | | 2024-12-13 | yuriy_5-1 | NF | no factor TF: 73-74 | | 2024-08-16 | yuriy_5-1 | NF | no factor TF: 72-73 | | 2024-07-15 | yuriy_5-1 | NF-PM1 | B1=14026012, B2=125644559040 | | 2022-12-04 | Naegi Makoto | NF | no factor TF: 71-72 | | 2021-08-22 | LaurV | NF-PM1 | B1=6189107, B2=185673210 | | 2021-08-14 | SRBase | NF | no factor TF: 70-71 | | 2021-08-06 | SRBase | NF | no factor TF: 69-70 | | 2018-01-05 | ramgeis | NF | no factor TF: 68-69 | | 2018-01-05 | ramgeis | NF | no factor TF: 67-68 | | 2016-01-30 | VictordeHollander | NF | no factor TF: 66-67 | | 2014-12-20 | Nesowa | NF | no factor TF: 65-66 | | 2013-11-04 | lycorn | NF | no factor TF: 64-65 | | 2012-03-26 | James Heinrich | NF-PM1 | B1=225000, B2=5400000, E=6 | | 2004-04-20 | Richard_Otter | C-LL | 16BFC889BE9DAC0C | | 2002-01-02 | -anonymous- | C-LL | 16BFC889BE9DAC0C | | 2001-05-27 | -anonymous- | NF-PM1 | B1=170000, B2=170000 | | 2000-01-19 | Hatch | NF | no factor TF: 1-64 |
|
