| 3861713 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 268 TF target 264 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 3 / 280 |
Estimated T-Level: 20.1 ⓘ TF below 2^62 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Andrea "Aran" Kuntze | 4D9BB5E7996C9BBC | 0 | Windows,Prime95,v14,(aka WQ1) | | Factored | 1999-09-22 | C. Cooper / S. Boone | 4D9BB5E7996C9BBC | 2800607 | Windows,Prime95,v18,(aka WU1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-09-20 | kkmrkkblmbrbk | 29FB96EF5FC9FE61 | 1 | 0 | 1 | 3 | | Verified | PRP without proof (not generated) | 2017-12-21 | storm5510 | 29FB96EF5FC9FE61 | 1 | 508077 | 1 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2022-05-26 | Joss | NF-PM1 | B1=200000, B2=130364850 | | 2022-04-17 | Joss | NF-PM1 | B1=200000 | | 2017-12-21 | storm5510 | C-PRP | M3861713/5205337804953708161 : 29FB96EF5FC9FE61 | | 2017-09-20 | kkmrkkblmbrbk | C-PRP | M3861713/5205337804953708161 : 29FB96EF5FC9FE61 | | 2009-07-27 | Carsten Kossendey | F | Factor: 5205337804953708161 | | 2009-02-22 | S485122 | NF | no factor TF: 60-61 | | 1999-09-22 | curtisc | C-LL | 4D9BB5E7996C9BBC |
|
