| Biggest factors for Hartmuth Gutsche | 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 | Hartmuth Gutsche | 36239369 | 20166775994165366803060183 | 26 | 84.060 | 2007-01-16 |
| 2 | Hartmuth Gutsche | 28526917 | 435058922003247418130833 | 24 | 78.526 | 2006-03-14 |
| 3 | Hartmuth Gutsche | 29825347 | 244943049394836798547657 | 24 | 77.697 | 2005-10-18 |
| 4 | Hartmuth Gutsche | 30538597 | 149267826997804850281 | 21 | 67.016 | 2006-08-25 |