| 5201477 | 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) | 2017-11-22 | storm5510 | 8A9101A5432F0CBD | 2 | 77604 | 5 | 3 | | Verified | PRP without proof (not generated) | 2018-01-20 | kkmrkkblmbrbk | 8A9101A5432F0CBD | 2 | 259050 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-03-06 | Sid & Andy | NF | no factor TF: 68-70 | | 2024-07-30 | cramsey87 | NF-PM1 | B1=520000, B2=183451590 | | 2022-11-14 | Kevin_9611 | NF-PM1 | B1=400000, B2=55913340 | | 2018-01-20 | kkmrkkblmbrbk | C-PRP | M5201477/4347311252969/605987882990081 : 8A9101A5432F0CBD | | 2017-11-22 | storm5510 | C-PRP | M5201477/4347311252969/605987882990081 : 8A9101A5432F0CBD | | 2008-09-30 | markr | F | Factor: 605987882990081 |
|
