| Biggest factors for CK | nfs | ecm | p-1 | p+1 | any |
| Biggest factors (all users) | nfs | ecm | p-1 | p+1 | any |
| Recent factors (all users) | nfs | ecm | p-1 | p+1 | any |
| Search by user | nfs | ecm | p-1 | p+1 | any |
| # | User | Exponent | Factor | Digits | Bits ↓ * | Date |
|---|---|---|---|---|---|---|
| 1 | CK | 5354353 | 7476155255706510555577 | 22 | 72.663 | 2010-12-28 |
| 2 | CK | 6118297 | 3736437883993211656087 | 22 | 71.662 | 2011-09-19 |