Factor Info
| ID | 20973 |
| Size | 198 digits / 658 bits |
| Status | composite |
| Value | 817612545578341664340574830323308300004821634275106726901873464516518397067696241015610046354751011598349817785562380975616089454263621390513595497767434052004889764877283825402142168522688730979077 |
Factorizations
| Primary | (ID: 16539) 8222628300623099463003315779263154383 (proven prime) |
| (ID: 29230) 99434452791254605319118648711882085303791077340857775727512567058372829723385396930415056810169558222028422908448968862455164292393062082823927103557182093552619 (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.