| 48372391 | Composite: proven not-prime with Lucas-Lehmer test No factors below 273 TF target 272 |
| P-1 | | B1 = | 1000000 | | B2 = | 20000000 |
|
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Bad | 2010-03-06 | Spectre | 791328EB2D24150E | 16876994 | Windows,Prime95,v25.9,build 4 | | Verified | 2015-09-22 | MadPoo 🙂 | F526BDCA06E84C99 | 14048075 | Windows 64-bit,Prime95,v26,(aka We4) | | Verified | 2016-08-22 | AirSquirrels | F526BDCA06E84C99 | 12234016 | CUDALucas v2.05.1 |
|
| History | | Date | User | Type | Result |
|---|
| 2019-02-12 | Sid & Andy | NF-PM1 | B1=1000000, B2=20000000, E=12 | | 2018-01-01 | Sid & Andy | NF | no factor TF: 72-73 | | 2016-08-22 | AirSquirrels | C-LL | F526BDCA06E84C99 | | 2015-09-23 | AirSquirrels | NF | no factor TF: 71-72 | | 2015-09-23 | Mark Rose | NF | no factor TF: 70-71 | | 2015-09-22 | MadPoo 🙂 | C-LL | F526BDCA06E84C99 | | 2015-08-24 | Sid & Andy | NF | no factor TF: 69-70 | | 2010-03-06 | Spectre | C-LL | 791328EB2D24150E | | 2010-01-09 | Spectre | NF-PM1 | B1=760000 | | 2008-07-25 | Team Prime Rib | NF | no factor TF: 1-69 | | 2008-04-24 | Wojciech Florek | NF | no factor TF: 1-64 | | 2008-03-03 | 1997rj7 | NF | no factor TF: 1-63 | | 2003-06-06 | Thomas Mullen | NF | no factor TF: 1-59 |
|
