Factor Info
| ID | 81681 |
| Size | 109 digits / 360 bits |
| Status | composite |
| Value | 2155497577830521166259003797400876335067846173650321682866925294522187135845682361273844118395415399975040257 |
Factorizations
| Primary | (ID: 81682) 827103035924814231615671009464348317666172417 (proven prime) |
| (ID: 57269) 2606081085678013851659434100378777002828326851013303788215883521 (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.