Factor Info

ID 177363
Size 663 digits / 2201 bits
Status composite
Value 276553438505720330807209404667215037750994827081616371823248887661069487278377071853504545937026909408934089845881662087592514535041788007727441877383860337083377678823114371881124182779322148189567583777643395784472523799951068329462923188443670036492808090593277611177247722139658304966719939409906269834048723367086313172035399423094261941143564188338948640879910137236167144117637118319136736963722429242511235080212865940096843698817720681020042485878936780194614419080295601019660060019591309195784350835922173896395005794891134059678528492586975613610031599040670910412762711275116635129558784290930902823578361372223237610162129858992552087027462016853321

Factorizations

Primary (ID: 29257) 21457141563832546841295670414405769092880003276804641 (proven prime)
(ID: 177364) 12888643050753308382165393120746320550731014737994742838646680700174032769848986965807736825964925409917991703199673563387625187151726492780327267635832897559142491443876096598014543172066813627685479033901486557681149589318356112621762816808988975777683481320168119671933498488643871573919750214784581377060179323398145166423870723561622058492304201710709725163251904749387414092723942236647619121805760516585044552722393045642362148700713907037785278681250971868669022018691457953493277057956499515314609333996255022526447915296518217035383094967742096423548288823390390404956227347426888159256512180681981481 (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.