Factor Info

ID 131501
Size 866 digits / 2877 bits
Status composite
Value 66527528809623110068147385466503590672975156062351151320078545263950478573263269021296493857708972572039021552256392838036803872158219850938989465159766143963476381837157679427656062663801315002910658242246811493985928011085027059590219012382755647831079606516051494173293861265833161281126776679167829700752855056755726545065021254226557319337606447662716782900850230355970937933746472057564473916112471991395916502381645793469879945243770841440025745435036080139100588245117150328906710804956544096361602413425900531009428540812512674737666423266004482302204273722498687975324986225034475000734550927343422259706245317116330058960823929605428696547998413183830163806523539307772990604218920634599216484238916488549156172827903572313881285689307511606775660484109258346031300631423410630077408594463040200446480538164615105748672552803236217022251983705307001318987

Factorizations

Primary (ID: 9618) 170595011968820323857087100500273620945673137524902119790858850180292367541706115335530380231941 (proven prime)
(ID: 131502) 389973470160911601401877543825965919161706173625075289750450856086122824207466347413856739448078933679050154490672839878612303272171131175551457040746881496413222274015356109978340647669065315041025564879541863626818066631087759287848807779725073922102597948517911239945187591464492901081912070268942257550628299099017028440235374582422642132549628102549865832755805034938374333327518022312162671936464326461990536251598366932490700249812883571959105439786133477856924044333241476335064649178545308029271127830557248153090653251276034836634942736796558492423821543525425049454262837545267355555509320518271518045493111372147944514485424881578426120152532992970341366978941565552694240068765494381548108646307516701742857338799559620685263429302511287312012187436546459407 (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.