Factor Info

ID 151858
Size 1257 digits / 4175 bits
Status composite
Value 512950394376261607628991925924841590737634121043133170980727000395299916715332606540775934086200095588899594639210285769429703918769662007994435785213674518988864810930641036482989253495346614145685198456672417805030279207893999275002433668097083768923798970408733722794590790006545014714556719837285793449650733429012998384174588817998028793752259063891831849682700364656484646417863153404108585412210042793720162115192036600010825262168945692115348567289091534423333610309854796961128486866732985836137469209399349576235487211739859248142965985512401316307613642606117422340396802181259763359553903299398957864488369136897581103768160219986010784866577274320087136210557206450131056969241534776095171809689729027770878486569299026675194524401213282285639365454050835571912553082226692590053287295298869046591350381450726126622606766013814837881817137559637437505986388097150281437460198753591373333581971262686825252948689995199140976692498501842831381604960869359524784989074775654272329230160998588221572270445477108111602581612340122469769111311191789758390516576824571037397936434644466910646865226921728812925654935290126693091907020609073068327965809673677829154472155430165028623776440571160074479242540262762956754831370485985055349990276973954347

Factorizations

Primary (ID: 150577) 6068882408296857502937272310664545834202945758125462851233260054724087006163347191095539393000227237741959922234718284412320638874711241661877021252738620299065707217324871640160915644274148126699572716646233732315335972165564593663392927891022663810802594554796997974227281310961594448755772891896775155492164506893588371674994516198713620092179301828566375916959534487506702708225010884659300289578867826855621254278951980952260791207247405216630110790204193107160068534981698074156278014429424568814202027784847051878796457676559422594845981333468641426991131966841656587777237201896685940607743225791305088051 (proven prime)
(ID: 186104) 84521392880343118026312089617788212411926941853115970806164071591686183160066380257957866403728899689604369001256465770739992860161741330883304927427334655846810456020642564639481292772916501338333982308977226540774646720357614551055122725705724320522442768856461833423664021029679645678715350910462592006902866883799777465582978457887954274802333019063310472415698259316987685185921399171656915634748103850052421572609939981168168171734001657445197420328636098221238345931763507709846170495350063796660235661442059412549416089311142291630917738886120523999369016869437858290727766496703056260065995720127072959207658065513020213166182109043497 (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.