| 2265239 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 262 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 138 / 640 |
Estimated T-Level: 26.1 ⓘ TF below 2^82 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) | 2017-10-11 | Oliver Kruse | 5D3FCDB07761F78F | 1 | 0 | 1 | 3 | | Verified | PRP without proof (not generated) | 2017-10-18 | Oliver Kruse | 5D6FD7272C7E3B5A | 3 | 2007695 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-11-21 | storm5510 | 5D6FD7272C7E3B5A | 3 | 1383330 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2017-11-21 | storm5510 | C-PRP | M2265239/2994645959/99182080636343/405123957699501857 : 5D6FD7272C7E3B5A | | 2017-10-18 | Oliver Kruse | C-PRP | M2265239/2994645959/99182080636343/405123957699501857 : 5D6FD7272C7E3B5A | | 2017-10-11 | Oliver Kruse | C-PRP | M2265239/known_factors : 5D3FCDB07761F78F | | 2016-04-21 | alpertron | NF-PM1 | B1=500000, B2=15000000, E=12 | | 2015-09-09 | TJAOI | F | Factor: 405123957699501857 | | 2014-02-13 | TJAOI | F | Factor: 99182080636343 |
|
