| 2504441 | Composite, with 4 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 152 / 280 |
Estimated T-Level: 22.7 ⓘ TF below 2^70 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 | 54BD91E88AB1F082 | 3 | 202446 | 5 | 3 | | Factored | PRP without proof (not generated) | 2017-11-30 | storm5510 | 54BD91E88AB1F082 | 3 | 2025144 | 5 | 3 | | Verified | Certified Good | 2025-05-09 | JC_Herles | 54BD91E88AB1F082 | 4 | 765134 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-05-09 | Section 31 | CERT | Proof certified good | | 2025-05-09 | JC_Herles | C-PRP | M2504441/608659305113/267819731338249/32689794853681871/5799252232011002851487 : 54BD91E88AB1F082 Proof Certified Good
Proof Power: 7
| | 2025-05-09 | JC_Herles | F-ECM | Factor: 5799252232011002851487 / ECM curve 10, B1=65384, B2=147138915, Edwards Sigma=6852012613091202 | | 2022-08-19 | USAFSS | NF-PM1 | B1=240000, B2=199861200 | | 2017-11-30 | storm5510 | C-PRP | M2504441/608659305113/267819731338249/32689794853681871 : 54BD91E88AB1F082 | | 2017-10-14 | Oliver Kruse | C-PRP | M2504441/608659305113/267819731338249/32689794853681871 : 54BD91E88AB1F082 | | 2014-12-19 | TJAOI | F | Factor: 32689794853681871 | | 2008-09-30 | markr | F | Factor: 267819731338249 |
|
