Factor Info

ID 129166
Size 822 digits / 2731 bits
Status composite
Value 855985836845519195572065959992727464687042663057418204281151043567383367131705041514206810237447300965738973061982156368208674366541995319648892034526057170112657385155482382626747645617981046693474499716848966721896209753034782324962278294758255430791161445545442987262501205624977430203741632446216081851571386375773610959066722976750664564269491362468620598522462142874755157208977711677901987262458807918039497039457047728546776743585414208364107085969262293334381393117396726844788499412392381159440378690766852510266442438136369263200435615827569913145069021279022472892669223199405205911970459179583049612061924874940824065852090441957411132759209256891302052188488250793349740112578500154830527318763213578203765789535042836986253629588846393080991137721709115722802849518047787092148028604105028235765911946513827

Factorizations

Primary (ID: 9699) 41302274082662165763464111559897607072294544504901768386727483824430922369 (proven prime)
(ID: 129167) 20724908152329661133225322831501361143447446836961630590087535383534169072501470380047542662494738350020676833327489524063032138548189339971510365466136168008612450280801387795600223507258508296228183322616333762805279740937634657964765861860672705607719191873700279784167292658095980278245727438573914826480718690887182584525771739306202255189678426995075256829952272150996655501939837359072671577977281697941795648181522882794799839180590042156990332156695607185359671633950779519607685680358594362560983854412658550093860324002790570460993415916815271607386283689553594396777975795439654221193753908557719980470919025224709175368182620300052189767821427258610918979935088577739539556211394074851493397071421344660241000348992635749140117677198883 (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.