Factor Info

ID 23761
Size 423 digits / 1404 bits
Status composite
Value 428088793174430731805329788894844528507296096657335425932771145989949576622734803275967273769424162854534692469139902380144357362137090303263908090082925207898252305058020677931037126822283704716829413518922036727817238092893311531138126630937661855240963565213625613785908394859844308132077780461432604270044236967355021069286813173100286733847793095418894008366445119296543368968835782721790201928944501698778461879063501

Factorizations

Primary (ID: 8177) 217648180992721729506406538251 (proven prime)
(ID: 23762) 1966884314042331683316645351350486665287568711293355968696427344454673143000720823899375871165264525446068632182796914447597231342823503640743726618595071102340961516408332253327378149863269214417486699478248155975609958415957786742335602142162360823249549537935066959551284898603268070575172237088401418929924098006087836958427862417287776059647279149665448293389908390914565170951125991087751 (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.