| 109619 | Composite: proven not-prime with Lucas-Lehmer test No factors below 268 TF target 244 |
| Assignments | | Assigned | User | Work Type | Stage | % Done | Updated | Est Complete | Expired |
|---|
| 2025-05-06 | -anonymous- | ECM | C1S2 | | 2026-02-22 | 2026-02-25 | | | 2025-04-11 | -anonymous- | ECM | C1S2 | | 2026-02-22 | 2026-02-23 | |
|
| P-1 | | B1 = | 10000000000 | | B2 = | 671544773439540 |
|
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 640 / 640 | | 35 | 1000000 | 1566 / 1566 | | 40 | 3000000 | 1775 / 4588 |
Estimated T-Level: 36.9 ⓘ TF below 2^118 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | | Unknown | 1B8E | 0 | Unknown,(aka U) | | Verified | | Mike Gach | 11B651BBD9D21B8E | 0 | Windows,Prime95,v11,(aka WC) | | Verified | | Brian J. Beesley | 11B651BBD9D21B8E | 0 | Mac,John Sweeney,vLL1.0b1,(aka J4) | | Verified | | Eivind Triel | 11B651BBD9D21B8E | 75146 | Windows,Prime95,v24 final,(aka Wc1) | | Verified | 2016-06-01 | MadPoo 🙂 | 11B651BBD9D21B8E | 102897 | Windows 64-bit,Prime95,v26,(aka We4) |
|
| History | | Date | User | Type | Result |
|---|
| 2023-03-10 | Oliver Kruse | NF-PM1 | B1=10000000000, B2=671544773439540 | | 2023-03-05 | masser | NF-PP1 | Start=6/5, B1=60000000, B2=2160000000 | | 2023-02-24 | Joss | NF-PM1 | B1=1000000, B2=370915575030 | | 2023-02-19 | masser | NF-PP1 | Start=192/23, B1=60000000, B2=2100000000 | | 2023-02-13 | masser | NF-PP1 | Start=2/7, B1=60000000, B2=2160000000 | | 2022-05-05 | 404_factor_not_found | NF | no factor TF: 67-68 | | 2022-03-07 | LordJulius | NF | no factor TF: 54-55 | | 2020-01-30 | Gordon Spence | NF | no factor TF: 66-67 | | 2019-06-04 | Yxinity | NF | no factor TF: 65-66 | | 2018-05-18 | chuenkit | NF | no factor TF: 64-65 | | 2018-04-20 | mikr | NF-PM1 | B1=1000000000, B2=60000000000, E=12 | | 2016-06-01 | MadPoo 🙂 | C-LL | 11B651BBD9D21B8E | | 2016-03-09 | Gordon Spence | NF | no factor TF: 63-64 | | 2016-03-09 | Gordon Spence | NF | no factor TF: 62-63 | | 2016-02-23 | Mark Rose | NF | no factor TF: 57-58 | | 2015-08-13 | NR | NF | no factor TF: 61-62 | | 2013-11-23 | lycorn | NF | no factor TF: 60-61 | | 2012-12-18 | alpertron | NF-PM1 | B1=100000000, B2=2000000000, E=12 | | 2009-01-27 | Sturle Sunde | NF | no factor TF: 59-60 | | 2009-01-02 | Sturle Sunde | NF | no factor TF: 58-59 | | 2006-02-01 | Joss | NF-PM1 | B1=2000000 | | 2003-09-29 | -anonymous- | NF-PM1 | B1=262144, B2=26214400, E=12 | | 2003-02-02 | -anonymous- | NF-PM1 | B1=131072, B2=13107200, E=30 | | 2002-07-20 | -anonymous- | NF-PM1 | B1=65536, B2=6553600, E=12 | | 2002-06-02 | -anonymous- | NF-PM1 | B1=32768, B2=3276800 | | 2002-05-05 | -anonymous- | NF | no factor TF: 1-57 | | 2001-01-08 | -anonymous- | NF-PM1 | B1=1000000, B2=25000000 | | 2000-12-14 | -anonymous- | NF | no factor TF: 1-56 | | 2000-04-12 | -anonymous- | NF | no factor TF: 1-54 | | 1999-09-14 | -anonymous- | NF | no factor TF: 52-53 |
|
