Factor Info

ID 158519
Size 1354 digits / 4495 bits
Status composite
Value 1255172248875985458909460379788501647122962848892172305291369352438634093401709567906225429808095784038785252326564696082438771428730438180651106239942841788265125339980464080599955928968655027578521386650661260785378282644290767821065861561348745842876756040494714656202974687108021291035083102351209165677079425356981718188157347700241776239790568043505397559096793031670941782644012407463727550684849952360726436298424781569258822790460002070332733795910268242719063738852745578921723818830983789323944193771447903667166563938266558567882401291437232613582113392196625279661846878588884997001917720290046908184719218258385413229233761115102572667018547490503509482511538585919633521407060163775912006025897862403172271970779797258017524203523921297344317464337891187983274405882075845956768942353593445509625546686888312564437968250929041176412858327696919650746887376394358286340230242500162429801752693338537750925643012133937611467968246860021649221147829203777113612897775281920938780756580845824740077406940219853741926269314754318828579906965347791445631952043859380521243632015743757269189286833019313432129919952885659219199784643060040075438126649642169380464948013468137931590816530783940090503805570438251587017758720629683287845117797544947834081659715995529295801971311423558099365002894316082591287511750997943273403770762799816821605151

Factorizations

Primary (ID: 3080) 3857194764289141165278097 (proven prime)
(ID: 158520) 325410648302408575203956428212937565659762090838592510991539868396006380449532140590215292688036949489241079177596426899293027833006640705173747750228159097480648419399949302411520670424352709807242270715445544884132877181122176282844186386579175191438166449651095787983798899581616224223777892725381724583627368993263540407011511239315340653893840140903704841959133282486701907573476171098656502034799526310239633383797235361796235889797858848833675711587123061840405490965402422459308083278905894406139488242309523255283878849504119554719285529621202713986424897791954220172687267222537017477182088658534547674581812908770272522417462084917683608515701741579602149869892432748746105553158965829429557812125185144442105509763814452475902977748212578497900038194832970960536489195614466441427209870606622422288776559068906759501359558638832968053642924600500681670291076157410945977450720398816437087763953810832980631666304478770665697452262365406985378367587130040332404410319840260900406908162411268197067723621266990835927405109509388183253923526498203599853529904263337356551001757995920298859073748516231582832048016171860696318489025086588809758322406792310885521064952017204983168731995599483520277619346630081144942659972691138665295879487059073634087046723965258834465875449297116730484569217075604990617364165168702383 (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.