| 2765297 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 129 / 280 |
Estimated T-Level: 22.3 ⓘ TF below 2^69 is very unlikely to find new factors due to ECM effort. |
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Factored | PRP without proof (not generated) | 2017-10-20 | Oliver Kruse | D8E1F0BC1F23D1FD | 2 | 2739224 | 5 | 3 | | Factored | PRP without proof (not generated) | 2017-12-06 | kkmrkkblmbrbk | D8E1F0BC1F23D1FD | 2 | 2519257 | 5 | 3 | | Verified | Certified Good | 2025-02-24 | Anton Tsvetkov | D8E1F0BC1F23D1FD | 3 | 789036 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-02-24 | Drew | CERT | Proof certified good | | 2025-02-24 | Anton Tsvetkov | C-PRP | M2765297/1548566321/97169316800907457/449760781332699636997977023 : D8E1F0BC1F23D1FD Proof Certified Good
Proof Power: 7
| | 2025-02-24 | Anton Tsvetkov | F-ECM | Factor: 449760781332699636997977023 / ECM curve 7, B1=50000, B2=18092760, Edwards Sigma=3682947438374123 | | 2022-11-28 | USAFSS | NF-PM1 | B1=320000, B2=261254070 | | 2017-12-06 | kkmrkkblmbrbk | C-PRP | M2765297/1548566321/97169316800907457 : D8E1F0BC1F23D1FD | | 2017-10-20 | Oliver Kruse | C-PRP | M2765297/1548566321/97169316800907457 : D8E1F0BC1F23D1FD | | 2015-04-02 | TJAOI | F | Factor: 97169316800907457 |
|
