| 2523149 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| P-1 factors | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 132 / 280 |
Estimated T-Level: 22.4 ⓘ 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) | 2017-10-14 | Oliver Kruse | 964B9FDD5E807CD5 | 1 | 986618 | 5 | 3 | | Factored | PRP without proof (not generated) | 2017-11-30 | storm5510 | 964B9FDD5E807CD5 | 1 | 75781 | 5 | 3 | | Verified | Certified Good | 2022-08-25 | LordJulius | 964B9FDD5E807CD5 | 2 | 2104018 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2022-08-25 | ky0uraku | CERT | Proof certified good | | 2022-08-25 | LordJulius | C-PRP | M2523149/1516407502703/215987240660550134753 : 964B9FDD5E807CD5 Proof Certified Good
Proof Power: 7
| | 2022-08-21 | USAFSS | F-PM1 | Factor: 215987240660550134753 / B1=240000, B2=199861200 | | 2017-11-30 | storm5510 | C-PRP | M2523149/1516407502703 : 964B9FDD5E807CD5 | | 2017-10-14 | Oliver Kruse | C-PRP | M2523149/1516407502703 : 964B9FDD5E807CD5 |
|
