Factor Info

ID 15578
Size 253 digits / 838 bits
Status composite
Value 1474275243639117225935700137652119914933052161599454767641568913167055314321891610437497268463122946766484478836173701142724613734728516995085420945049860816782075341718059885814924447831329362078783482848681504346548328274470833544859764664876998608283

Factorizations

Primary (ID: 15579) 671048202247096343034439578787654778771797299271267191082765173697 (proven prime)
(ID: 15580) 2196973687884574738666143486961060169243102124443656265775758900047318677709927683009716522703718332997664690959451721596510397188824219305296783701553783030778216089531642927259855925339 (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.