Factor Info

ID 64447
Size 518 digits / 1719 bits
Status composite
Value 20501315144047393444362985854539872518935183425204572191609715524582687967400836476071164772012820445334379574381214067868297524051449909980070032519418680769641844958793915747831796423161100432545756359943000792391306686987190633512363601694415921656093593734669038406550767213444616314211454563602982878916975043368438190503496751981353697887272689857695504890507656140380795492054915747418590128474746556872672291323577794325748659111297830932306245865131968477681392157254607384744788157333119615077146114086497249

Factorizations

Primary (ID: 63339) 45957792327018709121 (proven prime)
(ID: 64448) 446090077568730719834188459269462976071598789936806020529658290049983455689495444626357625503231608280328850886990796978046100301855807442600711582553610843770018412802227082424808303555884983721984182800419031972166636586214375477050949467198421258912158819032279546312382969755326838318082963676262195236093574881217999030184822650741860718533822614567456019146025531041745119806341268641613133792522981977949325397726725339815607994445808893971017658334608726685594897115811379797953406840879969 (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.