Factor Info

ID 148861
Size 671 digits / 2228 bits
Status composite
Value 38903212099465941915336253787443637807397418805969511342939516034639887776387748113979379471289394805631773417977298531764887101246436159374210176350158672553968440667847855393345661801636058531070002917961337306566168186936936041229161149091034507295768700221080882012885096714401705585525016952792609406392949897323991147120921375316670258611879884882788643484394734946963619769508345824070765194538535976094043535707968984351539525356403239953214509876630741173104375366467497457508602303316821529782132949404595881807875061539055883351270728660252007024878166968225557542783024221065773084826862626030480831968596417054965314335408180069303306278113344388837992032459

Factorizations

Primary (ID: 147153) 393882427859181117808681 (proven prime)
(ID: 148862) 98768590187969554156446410856300046999688508469409481109887684851463704339716838042782749505188425154486997069480792006181464750104167532035524281568812747924480469393736705726741791660680907395895621154561128551595020263001696193451447021276472156176231133676114441130205602069134735966508419007781436152395976529342686916008968481636339004828787424489913604578375784477154588957150650783972024637268168160396701656923212254713608090216110901913997472576328403904864431588772259172932065351734044574515641197262193785073439756087447522447798061455829164199337167621599058726621311208627057826296978912708163966895845802357896891633831675481001939 (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.