Factor Info

ID 151842
Size 1242 digits / 4126 bits
Status composite
Value 721698617977902634194647172042586644389338684939122172166686566642088338032791368846390390349159045975661542169372374124397739440311131632816606379067507622956907221353490628162303134529052032553706749764374062466196087418517500492231029086843372614557075198918610713549877279444221095574916771215070313288531634675660439016477869930290327972526384407646248293871955216139813572510508261610423656851607968448545640126211618639861372131662519000298835368477202362525102289554436077202780819674754844135521046310388692634941299269584908851365762652653405519380754970692648808599121333141959146129923474250920996335585908058340443546252469441614714886055728240872397839916416625405928860397931157857245568266546180675859011092279453996724849162057493565966254945478282203764927186358584000412464570356352349440542582151773057760734928507131975584444573329397909441253073855045543381874859637200356081606209712772805667576851045089422045653512443484978579096111795651964925118329646476573150404889788752726876765366715135557217687341022064756191619750475132258728195168985902385373430336782536916849442074031240247947413341449701117261206524930157043954101000979240900200775667697916967634222724444789580163528404599125642355411273356233318251339

Factorizations

Primary (ID: 184657) 252617197788661005061405193732973383460799049316133652767284282375826589992374428038935434712389244417353267697354147133261296078704787395002716744250327943338838377026807423556347507712466745791322172293340797938698251052607343688360848369704739574692328145998221696541031706156184645939371857 (composite)
(ID: 186085) 2856886325616176452500217348460590639822371128822348697708385288853830108258327172848243302496614498009870219080864974306418428787463964080941258442035897468320917821654779712332482689384281410694294047026790850794850239765209892422428493899374457560256651150384587962340107676938865541962355952018856091062189547603575751246415168318665818420940675934629272434704924965883362542569021597401352674361175028036362214882521190163687154245563600377296339189435142864696733173372030729879373579944176980092786605009267432627365038624793999394938217570850639679416673724794061432661225166793190199098348591084502200591714797643219129191361614588049381441378531346345206964067913971273015059645585884855741397830079511683106878498489946282627543243488165789660802790929837690603374963922587399267727181443270925054816284317972994908382782531767358954333126180263719337944740494337561387755964805430703849804563430812638494339879810156478199567677238321627 (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.