Factor Info

ID 166312
Size 762 digits / 2531 bits
Status composite
Value 667945652701262859986464212128667446550287246576200436790101597419222588247258408277987563511478194172283731611304884634848164039546387684807567603750533187572815174355280507195640753496953840436768950308158643913974974854958279180586289258318489722588455206343629153355625442333879533981126633021702320869571953303193854671524444024912449873142042671451674197020844451263513963206266616047595263094188646732101990016513661447186965512858313937438761409134486617785491542036823930991513592338161396474161245496286154457082329385294712743632872302224491239540699254994124894967434245737023702244599325052085565812636607993316636734787707207569296513122011642409167163011574817188401271326437195016046272161824989428088290192814237003449411503826784568846682133719

Factorizations

Primary (ID: 7993) 19472139427564696216240566673 (proven prime)
(ID: 197448) 34302633009895214783205425508570831502187110801484071649422155172693938417097705618505005491821984817868646285039291450465477789039131910494269451540581797421397083106983369559952578611770205350732902617822463481133203528851335972491025239275085551671565398352413278206005881486092596494489112905431532284707037417853886067599380431980733853229030745078961538947556757120786773847464892609197078943966450818845301437009541793849470212998704484674541667238178165473826502946011934279074833699678621362169838644295370570273301971993868124372373622335889945709785153451441555965748181237455850542390555309145706985803577756419940277919825532344326986833931979261851005452656430462511926306614113167699848421459527406716810906272797436903 (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.