Factor Info

ID 31693
Size 519 digits / 1724 bits
Status composite
Value 579528241346431531123109155176379439789032992760531611095927831895882435134787416064324914818590166493523858930088074530834808897225389521456208497658760585976739298507218823340378047441578174188931650206981350280865690804237542300200004430537050740289436080885117284124919001223433858390691932329228810034333541985891405120569551772238852450734793606615776938457144317124029882020044264479477419422301260538114191347661333604335563722540232891642738635093557117821808371806266671843446088530707751540435664296718721717

Factorizations

Primary (ID: 17286) 28717354535597728468537227064151476862005971007351781 (proven prime)
(ID: 31694) 20180418799651425492962931187957023148355586891972350671679476431793526005578200266548351622636036302993446542267580375218359062811789574329529216445703741793625201852134903773201981819617856767947158469411667603811804303510418825773311518017343238926296114459291952193522017833820021602107606483003850126016263812033125583568721572168004893670211554272262795771696144268735677070737842381704071346031616336622456144516264648860361553969781047433046978685354739994257 (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.