| 67408651 | Composite: proven not-prime with both PRP and Lucas-Lehmer tests No factors below 275 TF target 274 |
| P-1 | |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Verified | 2015-08-17 | StephenCLipp | FA5F8F40BCBD48BF | 37217524 | Windows 64-bit,Prime95,v28.5,build 2 | | Verified | 2024-04-24 | -anonymous- | FA5F8F40BCBD48BF | 13039872 | Windows 64-bit,Prime95,v29.5,build 6 |
|
| PRP | | Status | Proof | Date | User | Residue | Shift | Type | Base |
|---|
| Verified | Certified Good Power=8 | 2024-04-16 | Signals | 5BF82A7EDD2AE0DF | 0 | 1 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2024-04-24 | -anonymous- | C-LL | FA5F8F40BCBD48BF | | 2024-04-16 | Tercariol, C. A. S. | CERT | Proof certified good | | 2024-04-16 | Signals | C-PRP | 5BF82A7EDD2AE0DF Proof Certified Good
Proof Power: 8
| | 2015-08-17 | StephenCLipp | C-LL | FA5F8F40BCBD48BF | | 2015-07-21 | NickOfTime | NF | no factor TF: 74-75 | | 2014-05-10 | Nesowa | NF-PM1 | B1=615000, B2=12453750, E=12 | | 2014-05-04 | TheJudger | NF | no factor TF: 73-74 | | 2014-04-26 | brilong | NF | no factor TF: 72-73 | | 2014-04-26 | brilong | NF | no factor TF: 71-72 | | 2012-07-23 | -anonymous- | NF | no factor TF: 70-71 | | 2012-02-24 | eon_blue_apocalypse | NF | no factor TF: 69-70 | | 2010-05-19 | GrunwalderGIMP | NF | no factor TF: 68-69 | | 2010-05-18 | searchingforprimes | NF | no factor TF: 67-68 | | 2010-05-06 | trif | NF | no factor TF: 66-67 | | 2010-03-15 | -anonymous- | NF | no factor TF: 65-66 | | 2009-12-30 | -anonymous- | NF | no factor TF: 64-65 | | 2008-12-09 | Wojciech Florek | NF | no factor TF: 63-64 |
|
