Factor Info

ID 188120
Size 837 digits / 2780 bits
Status composite
Value 644092415406619930847349643985395580964410331170762086820833631728009737750641914646441692944546292538816044715161363713359265986064880025483463591261460222032925553247588926807757029586890000793762708325777610100152821934773427888660422981142568997397173390136970022107966476126977585713225898790160779860859627672994973183567015795232962585422993516985082278846830641727937175997991294385529074560438557154624826535855144822243165395186299835111456773255472697904860483871734573706329791857933555947393214969076117353122070278790661394709038600614583126398293283787459472450985089102975925147175341238648808272428609796631676734075285486048357929122375053887702501649030340224613116915996418405928485445972532131081834206158744015581750310420670660343143320832692745459388959197946734806431363315398720328517346201930475845286706340141

Factorizations

Primary (ID: 152199) 691738099321652989212016939881901 (proven prime)
(ID: 188121) 931121787332870073173887817031579354277894941244279912915522257019481291156253390225221414659663348499201176586111531241619571347408479378510236375072912318462525719986729982752697787105389439035165243829280773647770346881402076322605356365755194466631945879006697199077241241888009547231487744655139456770895285673729624365829268161117605313663972551182658001860362518296747704604091157862436292917934770440451703094131107878739959839264019533967692732980489692925374443332325070822738689319227159040585594958988632299481250470910518542110014578979267143833681384170717774565619097194312964278852408189576863770839815188317975155848297554623664995648111372990243920716731893536275237260329681998934884745486771739814098930364446485535711501477853442002171397151710446913666913918274757489921535531002241 (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.