Factor Info
| ID | 154818 |
| Size | 111 digits / 369 bits |
| Status | composite |
| Value | 721114720315763299798589691393465535390219950258585111523707033871451781125649029108083517894424877897072630909 |
Factorizations
| Primary | (ID: 154819) 20561538346557397039189 (proven prime) |
| (ID: 154820) 35071049070435870240575656517936105368687889888732382420443608633966090132794077352729481 (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.