| 9679 | Composite: proven not-prime with Lucas-Lehmer test No factors below 266 TF target 244 |
| Assignments | | Assigned | User | Work Type | Stage | % Done | Updated | Est Complete | Expired |
|---|
| 2026-04-17 | MannImMond | ECM | | | 2026-04-20 | 2026-04-26 | | | 2026-04-13 | MannImMond | ECM | C10S1 | 95.05 % | 2026-04-20 | 2026-04-22 | | | 2026-04-12 | MannImMond | ECM | C5S1 | 43.22 % | 2026-04-18 | 2026-04-20 | | | 2026-04-10 | MannImMond | ECM | | | 2026-04-20 | 2026-04-27 | | | 2026-03-08 | 1144551144 | ECM | | | 2026-03-08 | 2026-04-03 | |
|
| P-1 | | B1 = | 60000000000 | | B2 = | 248360216122568550 |
|
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 640 / 640 | | 35 | 1000000 | 1566 / 1566 | | 40 | 3000000 | 4588 / 4588 | | 45 | 11000000 | 9201 / 9201 | | 50 | 44000000 | 16550 / 16550 | | 55 | 110000000 | 9016 / 40830 |
Estimated T-Level: 51.1 ⓘ TF below 2^165 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | | Unknown | 7A33 | 0 | Unknown,(aka U) | | Verified | | George Woltman | 72BBE50EB38BFA33 | 0 | Woltman,Prime95,first web release,(aka W4) | | Verified | | Brian J. Beesley | 72BBE50EB38BFA33 | 0 | Mac,John Sweeney,v1.4,(aka J3) | | Verified | 2015-04-11 | MadPoo 🙂 | 72BBE50EB38BFA33 | 1773 | Windows 64-bit,Prime95,v26,(aka We4) |
|
| History | | Date | User | Type | Result |
|---|
| 2023-08-19 | masser | NF-PP1 | Start=6/5, B1=850000000, B2=152150000000 | | 2023-07-09 | masser | NF-PP1 | Start=180/11, B1=850000000, B2=34000000000 | | 2023-06-19 | JacobZ | NF-PM1 | B1=60000000000, B2=248360216122568550 | | 2022-03-17 | Anton Repko | NF | no factor TF: 64-66 | | 2021-05-12 | ATH | NF-PP1 | Start=2/7, B1=1000000000, B2=241000000000 | | 2021-01-04 | Ruslan Borisov | NF | no factor TF: 64-65 | | 2018-02-19 | snme2pm1 | NF | no factor TF: 63-64 | | 2016-06-27 | -anonymous- | NF-PM1 | B1=100000000000, B2=1000000000000, E=12 | | 2016-05-18 | -anonymous- | NF-PM1 | B1=10000000000, B2=100000000000, E=12 | | 2016-02-23 | LaurV | NF | no factor TF: 57-58 | | 2015-04-11 | MadPoo 🙂 | C-LL | 72BBE50EB38BFA33 | | 2015-02-10 | Jayder | NF-PM1 | B1=1359491973, B2=80210026404, E=12 | | 2015-01-20 | LaurV | NF | no factor TF: 62-63 | | 2015-01-19 | LaurV | NF | no factor TF: 61-62 | | 2012-11-08 | bcp19 | NF | no factor TF: 60-61 | | 2010-07-20 | George Woltman | NF | no factor TF: 59-60 | | 2010-07-20 | George Woltman | NF | no factor TF: 58-59 | | 2003-03-16 | -anonymous- | NF-PM1 | B1=4290000000 | | 2002-12-09 | -anonymous- | NF | no factor TF: 1-57 | | 2002-11-09 | -anonymous- | NF-PM1 | B1=3221225472, B2=4290000000, E=48 | | 2002-09-07 | -anonymous- | NF-PM1 | B1=2147483648, B2=4290000000, E=48 | | 2002-06-15 | -anonymous- | NF-PM1 | B1=1073741824, B2=4290000000, E=48 | | 2001-07-22 | -anonymous- | NF-PM1 | B1=3000000000, B2=4290000000 | | 2001-06-30 | -anonymous- | NF-PM1 | B1=43000000, B2=4290000000 | | 2001-02-11 | -anonymous- | NF-PM1 | B1=1000000, B2=100000000 | | 2000-07-03 | -anonymous- | NF | no factor TF: 1-56 | | 2000-06-29 | -anonymous- | NF | no factor TF: 1-56 | | 2000-03-01 | -anonymous- | NF | no factor TF: 54-55 | | 1999-12-30 | -anonymous- | NF | no factor TF: 53-54 | | 1999-09-22 | -anonymous- | NF | no factor TF: 52-53 |
|
