| 64037167 | 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 | 2014-01-22 | curtisc | 16FE0F05769DBAA7 | 9188163 | Windows Service,Prime95,v27.7,build 2 | | Verified | 2025-12-12 | Jason Lynch | 16FE0F05769DBAA7 | 0 | Linux 64-bit,prpll,v0.15-91-gd8f9e11 |
|
| PRP | | Status | Proof | Date | User | Residue | Shift | Type | Base |
|---|
| Verified | Certified Good Power=8 | 2023-06-30 | Signals | BE9ADAF64C21ABB7 | 0 | 1 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-12-12 | Jason Lynch | C-LL | 16FE0F05769DBAA7 | | 2023-06-30 | iwes | CERT | Proof certified good | | 2023-06-30 | Signals | C-PRP | BE9ADAF64C21ABB7 Proof Certified Good Proof Power: 8
| | 2022-11-27 | tottenhoff | NF | no factor TF: 74-75 | | 2016-02-23 | Mark Rose | NF | no factor TF: 60-63 | | 2014-01-22 | curtisc | C-LL | 16FE0F05769DBAA7 | | 2013-08-16 | Architects Cubed | NF-PM1 | B1=575000, B2=11356250, E=12 | | 2013-08-13 | Tim Sorbera | NF | no factor TF: 73-74 | | 2013-08-13 | Tim Sorbera | NF | no factor TF: 72-73 | | 2013-07-08 | Jerry Hallett | NF | no factor TF: 71-72 | | 2012-06-06 | S01103 | NF | no factor TF: 70-71 | | 2012-01-05 | america64 | NF | no factor TF: 69-70 | | 2009-12-29 | BARBBARITTA | NF | no factor TF: 68-69 | | 2009-12-23 | BARBBARITTA | NF | no factor TF: 67-68 | | 2009-10-15 | eon_blue_apocalypse | NF | no factor TF: 66-67 | | 2009-10-10 | douglassm | NF | no factor TF: 65-66 | | 2009-05-08 | garo | NF | no factor TF: 64-65 | | 2009-05-08 | garo | NF | no factor TF: 63-64 | | 2004-01-27 | AxelFox | NF | no factor TF: 1-60 | | 2003-08-25 | Gordon Spence | NF | no factor TF: 1-59 | | 1999-11-17 | -anonymous- | NF | no factor TF: 1-50 |
|