Factor Info

ID 157528
Size 770 digits / 2557 bits
Status composite
Value 50875055880150384533132465844814734742363680030097962494432433307191342201951516830766725220344535572481698160505457727384393584272112158514670873799794988569684573622039416524740656884601052616620161449855804986815700849925138057524423248219973565227935672583788721960384809019059200936231515983456120638421657620734266271864265843529042648783298470099293724396649203779942383378603333257132854526728636193883611020361146487078233784770455557806295250453823650369895546559159483405219957555793254335407754896248170721123151790222675230192476913004121275231048768229042692087985597885644139175647157930247509094433311692077285792661313250096221362333475690008698752276377191019946941227437556089121051707839137243998002283310730675095847733707922302964389779656836185161

Factorizations

Primary (ID: 157264) 49909553545967496391 (proven prime)
(ID: 157529) 1019345040489966416213805353634258284134007202052130838512372209340924455680090895337072240856366479263541984513750763496042445528876280187183729824590037324295497251101051224936377439762749900171159325588886071792298971280167196719368066138797153238249831788686821573299914689061172036055265516207344574733849179275118627098055252213432705615042935878367297637670832592158644748296248650879514305183794990161846313019261845078791550552082255096955738779537856874130327895033144198066954752575935638655095070584468522048984163769024536693634988438616423837725207868972076252320848389823978999178088062043451343161600874472104725713132160974026222283352911030536669399393419730957316261214577483180536727765916639766678731197807229766224712715878735471 (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.