Factor Info

ID 91735
Size 645 digits / 2142 bits
Status composite
Value 519974850261472902627415748728300869868380758879930126316105538850530435646123805350928549360895848420515961196095498409658451802961040304505004538382152306072103347006589202331758994428868819803525720355727494336135158747639916716568550137229062867955281297114284859259413120484259229304225167314613726221965876789152685060352785804295478265003766595915523200993113757459902430846434651350910828166699193272287154683981278861803969628288669647471949240430044930748162019023927177397195164043923402356500801963565951132179619305246377962408220942209619469604513539675950293628113501396680385415821811109067201590993776941268219470629763627124161

Factorizations

Primary (ID: 90440) 1978851374064511060485963474518738329809427285201 (proven prime)
(ID: 91736) 262765994999138115983829300898586090368236100838364173595750935515896246612081925542722572542749407617711417008357875964942727940990809276898505958562833205397875153362038962320599947055914571834089249916000629938824573356445286454294465698429383432569461010379337447168099556489672812940438011736596630745857928105700742125293914419265320512092755865464480784237208785150205903980412904836358569601853042960156813714869908753253644967642476973278268944267571555165347811035599354988817384092975568311073788655565472159190529954379816143392255289731671796622945029209744012965487572849405526846961 (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.