Factor Info

ID 199279
Size 1200 digits / 3986 bits
Status composite
Value 520409443000350714325600279260450346016532361084396922469619322598752975770908469711795231988234608012974178006560608026190052134906041238844998531079170211357830887057696464321673226317245377920594809226862530821107148240874669260083407730880554720084201821177051903783973862756644922105726966794997783548143073588586901194608565262688994628926126384590588757090205130637131687437854715587560851313736012064593939025770217068907978504918503667132781839214756295566177988117513624210529929459141405474027716061416350770589533555505973999717476221241936517756189863071338691588611166058408025393993411450937810876972205447964093270165680096460661301038445937340120294999601511722392226533698304388729080642053157684015700253116771606266105332236013988840708941968446236490532156348814166165237524898935627853241815530895780519857828831751400623018456129945028369666121076399120662767302985405552931502398470869771870787280495379212162894169859842695044416433442287626200517778332137153847913440498631148055570298685400439672621559068370388709372287989697589690352404768486811444514577214082593239000589854946332076387981291257180499151233883258478951722773919104827331728482954528727526884238266267087

Factorizations

Primary (ID: 17089) 4577830180684945360162613198286645069141001 (proven prime)
(ID: 199280) 113680373115650583224229768139840705745643241000018004974120937335473635066346671350442283692632109583505535517590345381830054084156053271330358711691393397806158622085929453413711867388237609857615577167434680291989472779949323365257521025856533806552797489998987938748873439965082976662424966673821104015643042772827038323052442388510843452338712502115992188086753039531264081258209182135332708945091654011508843407815648445930407769132491427303401368342579136191359200744735559797130874627608856486414313555728658372821656760936911139490264478036034621004431015569221898344857663171953711599368930749485577976852988881223683060209183850969638536513378236637154979828475662780114172168160685462858266014848169304924518857607337360732166535655033209010095627196197812265711530365940495938530338953424374724725569421129376452892568407307305035036275716049226123943865405039057735493918802985996885985128197672106328726643341512289339689703721841184394331413644681097106306494078511773231948941043814353528821522783450609668722878699922076217312291396827288325036415350082409802395008281745266273963903472808251143187956169767992190841094232442225726251000087 (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.