Factor Info
| ID | 8397 |
| Size | 174 digits / 578 bits |
| Status | composite |
| Value | 657909149757151193940635145985356643229218285353518816360023197196085711837027663651929166345963438392728148413051046528869355669196737090982857281650552640788671064070151507 |
Factorizations
| Primary | (ID: 8398) 120249742857138175784797627 (proven prime) |
| (ID: 8399) 5471189660162311776572995590046694086087150359718655596982918332125937420490225470101184489973267249823845954626208032952437618783471140055850074441 (composite) |
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.