Factor Info

ID 165979
Size 758 digits / 2518 bits
Status composite
Value 65177838064636994186080604199419707311254880059580241478887214336501591238894992003250885279142053737142422557605580823387282595307209139263335385204443934365645252060592639790061282513098166943699822583562197453352796229108286180654974566372716013397584532010248473935761736188049635060970413732081339294859620831329933826009705410305890957480444002932497333364869016271730248817024463381727662138554166713476679587400214017887513279124405713868546568496421577136480522268214964587348824511270265413185151472535103081351392139543461384013203667608286054818552630039290504734165045591100193279867846550200540927248977221653568779856022995664788904409801998899690247241939952161940669058890741394776448225678787299559669092374031325782310188744352870525954491

Factorizations

Primary (ID: 165980) 608647315085562579193 (proven prime)
(ID: 165981) 107086380649645036651896850910370639574034723320918347726892205637402122374055542929380179256465381668703438675835072667748029307853117867841851911932384310528260784046517354291663753401539031883436495632869275617816567843139687707040780809454077065481042038275157375656346148686970659454763114686895047082244701869876659092899651722816523002232970285172510286197812786280545404899235139581293651682339746754683913008259975594298228776717788157664014840260154170696364340842640619743503086238420657864350186864406823130865590005008450807954355025321103599438828023184737833997202919724982653904269989994065987570368873737816667047059702386981580065172355886168840563335498880977658323896618142138155023478748719619749669670951965618587987 (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.