Factor Info

ID 162338
Size 642 digits / 2131 bits
Status composite
Value 180061043395362326491171548146157399752730032779902289853591802892310597252076824074335309357850781894107651508249353887811599702352620166122101080144151179949901343543222559732366914858059760852774038222134956044951640128626902199798349521435527111668434579520341520358785660662271811361545599857896631294696733110022324560420996248796289470520472444310849976034478707414207562476226846738918712375290699774612929375310694910273207465465454005988871443962318401703962435610624765005848312097765549553858280950331618400080885185846031284608200174303646403457801012861741568739138935539823080005509982177816700773851654500836946412244501128721

Factorizations

Primary (ID: 160976) 310927778423866221499151 (proven prime)
(ID: 162339) 579108898883578120462609118445350349205937403122072225638175648031718473500702190992480971092581615292658000785768945334910387176379011550256581839223069548514466264137343149539823678513400107979505477436717946046528847374285194964804304682400776457900068254176518201219192627534590373590348727847207637980634873810383740342202206754183728480552052219701056600607401114517468568487741653031820848284500557588524422272149763520644011917007281920482029220495945523755181800433663479112285879946258579981237200054230725735474759550089404786600257539811728605974669159071070147864287880123700044660432597496782376437839071 (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.