Factor Info

ID 154398
Size 1236 digits / 4106 bits
Status composite
Value 865213336565300544133646333525008814458267359379433861573499152375026843614076567248105031157735808614938829683415610335934185789000653314102166841038484605066567276618213254266155221512327718746052104202906900644689717660888710265238768002178054327774302013988205679328730201224815557030800934034625766717990887401871702359595949698002665183442016603242109884677495949125830029980280738268272062792794127243356072515572008332907177522968047689500121187760239076452740487035049072838956792247188467940472541117863309052780755210809808520950477083353221669386926197516011819178724033529655128374368596354017232904223896650472102273157824589773618139643111518085689721596087735788554069332118129776073084986840700949890713705433407323905163035655041113207815378059846480211441005721770085732418469483271254198619289243526775808749754531135080058806737717064659412589297474163296615434012484718458397641338568996167409776434389986975097994247652047275289045137315793900621860303350099356631717725276994166700236016916397065541280036717335693760086517002714863126019518356959925980125634051939003017673617712623227394023556215672679994808101272607832843063221237767156127566151341045765787467690549712160030531842967553970917157274924816921

Factorizations

Primary (ID: 186404) 1911440439522305843026185779993 (proven prime)
(ID: 188556) 452649906675370308534025279308701189299547518440124982080331633860487301611823213693240011559126328610042659216346213336392826461434009547113460667827170858040625127764020309725231801439539007510302250710325336619410898889952397475129936098134722010542999771151637023551678518367382484309476633771321928878500926419758644390202796476655525858414282651871676855516828043790641816632411919614678832078742516339653646361240238392387770466373044317500026983396787017125172423018533158312232787265055464556182550919215875374298637436192544282811566531276407960280368651940076057874578328161403873146426333945489831765139773401840459086604075400040963080022616394023012759148269756190786261817387736329301335096356737650807461784460137906455144613290826848923419174977093665010453140207555276587823800771465605459077492107546251549444183325163070732524831865639089492719065313378190964892931123831033321596899959271431314788310468268562079605690585355839374919008402461278828264450065150092477670835541262286451081390113302684243368909216112137010072638822761597702024791961626599493322864547503110739756779891489338163217223010867130930126231029438785411261264869151941985149680136540501399980959419851770263297 (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.