Factor Info

ID 131025
Size 597 digits / 1982 bits
Status composite
Value 283430539945972032087726071974668987365847118676786429288448237543403157733518795325286854412170489720428748256594300265981180149808932282660628269241312751268135717030747850842185952329817194671417292017053425208125276320887600899785263806776606948880326650604564539993040948840688827522495031213050348577130584891944068967205475838367525618754220423079293877424288121390869603597137906604961543552443392844917384355332659849507011252642199916835397023037574370846134036041937703251853563378478272910696762670809676173456688580312484491494430125526910862068128803672472239904626437272907103038703

Factorizations

Primary (ID: 84) 63806927452714047340778156846369278969435365966728521 (proven prime)
(ID: 131026) 4442002636093335765935041764568460043831909212472893551408415790747237209457662033660718491070904725064624268258434849188976508548813814463962374562377515864529741957208276975574009896010498371900779726396138715579843204805811828849247158822721882179950254266053227895584147134980893423560832420231921580436256931043195986106982968090438547707201942194331147131454088935581928243863534257528594373084170623390335525893649647918630722319648947387564805653076967951358529470551568163813258548612903337840847297448898649106804724637082781280436343 (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.