Factor Info

ID 138143
Size 807 digits / 2681 bits
Status composite
Value 667633509623195787089365071810404043626191109368277008902700173290712300883761994000427439501982808580638740632420024468818416532597446285841836816370511011682647339244973832858431695538155364952983077733093741593123084655906621116825917640381130795093842213550501802603841001244087917572060970398150380691884636008375347688909555149828612991278251683669346474263898468183216892418694849495534431119416379401349971092475398490532770058544606335849598508955492343882061713310064491162764147325900439746929854977848036926435590826940435400840149995609727770171863589300052037041664604312385097077156375652894540550288777985916504920922517236467507973234196982901871675040642541816159704881291104901558654777349400266812748832919922041161569434930100373494034340561371747210075772724802161624265917395577860013

Factorizations

Primary (ID: 136441) 1072790797270456849349 (proven prime)
(ID: 138144) 622333367625711898455596161374343041501117314860003285861924545928695911762486393231846917100291655180385620443886614829620205846699918111130615967595610692839554059241256753277198085967207770686831138748353108814427713144734537749012645316157819544872341347457173640684869265965605010054016266116730746949497270092874336244062948979492139979141779206371191766603628196103280192464571794455287457398488575978376603130753793422047905209786702580619997664544916960641586551792639916485262081854009390142221671889045692967644885194343062540741862593555620018996987021664295093723195079661939987643358781130330420928999393157667402529336615055192884472835657357802070155329813725141226435047930349843133695856621078475240682277743147164464365652601161255030445606094388178755290751052980937 (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.