| 50179873 | Composite: proven not-prime with Lucas-Lehmer test No factors below 274 TF target 273 |
| P-1 | | B1 = | 1000000 | | B2 = | 22000000 |
|
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2013-03-09 | Amazon EC2 | 48B44B66685E4BEB | 3327993 | Linux 64-bit,Prime95,v27.9,build 1 | | Verified | 2020-02-23 | Dubslow | 48B44B66685E4BEB | 5578090 | Linux 64-bit,Prime95,v29.8,build 6 |
|
| History | | Date | User | Type | Result |
|---|
| 2020-04-01 | riccardo uberti | NF-PM1 | B1=1000000, B2=22000000 | | 2020-02-23 | Dubslow | C-LL | 48B44B66685E4BEB | | 2018-12-16 | Mark Rose | NF | no factor TF: 73-74 | | 2015-12-17 | monst | NF | no factor TF: 72-73 | | 2013-03-09 | Amazon EC2 | C-LL | 48B44B66685E4BEB | | 2012-02-01 | Greg | NF | no factor TF: 71-72 | | 2012-01-31 | Greg | NF | no factor TF: 70-71 | | 2010-07-20 | ANONYMOUS | NF | no factor TF: 1-70 | | 2010-06-18 | ANONYMOUS | NF-PM1 | B1=715000 | | 2010-06-14 | ANONYMOUS | NF | no factor TF: 1-70 | | 2008-10-04 | Team Prime Rib | NF | no factor TF: 1-69 | | 2004-03-01 | -anonymous- | NF | no factor TF: 1-61 | | 2003-11-08 | -anonymous- | NF | no factor TF: 1-60 | | 2001-12-08 | -anonymous- | NF | no factor TF: 1-58 | | 2001-04-01 | -anonymous- | NF | no factor TF: 1-57 | | 2000-04-05 | -anonymous- | NF | no factor TF: 1-56 | | 2000-02-09 | -anonymous- | NF | no factor TF: 1-54 | | 2000-01-04 | -anonymous- | NF | no factor TF: 1-53 | | 1999-10-07 | -anonymous- | NF | no factor TF: 1-53 |
|
