| 5313181 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 270 TF target 266 |
| Factored | |
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-11-25 | storm5510 | 68AE353687AAF360 | 2 | 4870642 | 5 | 3 | | Verified | PRP without proof (not generated) | 2018-02-05 | kkmrkkblmbrbk | 68AE353687AAF360 | 2 | 4340266 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-04-07 | Sid & Andy | NF | no factor TF: 68-70 | | 2025-03-09 | Sid & Andy | NF-PM1 | B1=5200000, B2=7742623350 | | 2023-05-11 | This -Anonymous- | NF-PM1 | B1=50000, B2=1000000 | | 2018-02-05 | kkmrkkblmbrbk | C-PRP | M5313181/669460807/4416007882703 : 68AE353687AAF360 | | 2017-11-25 | storm5510 | C-PRP | M5313181/669460807/4416007882703 : 68AE353687AAF360 | | 2008-09-08 | Will Edgington | F | Factor: 4416007882703 |
|
