| 2629511 | Composite, with 5 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 113 / 280 |
Estimated T-Level: 22.0 ⓘ TF below 2^68 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 |
|---|
| Verified | PRP without proof (not generated) | 2017-10-17 | Oliver Kruse | FFC6D354F77BAAD3 | 5 | 2435031 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-12-02 | storm5510 | FFC6D354F77BAAD3 | 5 | 2442162 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2019-07-04 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-12-02 | storm5510 | C-PRP | M2629511/2635022455057/4297173171311/12232779677233/4894966138941737/8140263417297564433 : FFC6D354F77BAAD3 | | 2017-10-17 | Oliver Kruse | C-PRP | M2629511/2635022455057/4297173171311/12232779677233/4894966138941737/8140263417297564433 : FFC6D354F77BAAD3 | | 2016-10-20 | TJAOI | F | Factor: 8140263417297564433 | | 2014-07-29 | TJAOI | F | Factor: 4894966138941737 | | 2008-09-30 | markr | F | Factor: 12232779677233 | | 2008-07-14 | George Woltman | F-ECM | Factor: 4297173171311 |
|
