| Biggest factors for Walter van Boer | 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 | Walter van Boer | 13198769 | 107383770386796631214761 | 24 | 76.507 | 2016-06-10 |
| 2 | Walter van Boer | 11728411 | 131401035797866426313 | 21 | 66.833 | 2016-01-09 |