Factor Info
| ID | 168581 |
| Size | 143 digits / 474 bits |
| Status | composite |
| Value | 33298395257350700558938834438359348891637395097937244877825972284631173244334084319219128246595393780075689528947798420664039140360827528297601 |
Factorizations
| Primary | (ID: 131874) 160240451081797786982584096011519912592914325275939917098602236161 (proven prime) |
| (ID: 168582) 207802680487668504914520875123316747847085830016090864473279081532817342215041 (proven prime) |
Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.