Factor Info

ID 72512
Size 918 digits / 3048 bits
Status composite
Value 312968023602955315572419169451027050682434949872060465176467047685842066175026554019981587208045887333353706858584645746762134040048523064878967613065226990918275527159910313853908584165186899721766975435749261843824829508116644616086295894979832549102548394952450729025956703531494607880391208918375431600435413847633371129713346799421182510897056468877771632939356258923272973583361417271272133623893198131378600721884786477724319542268728376059473353578543028760408106054060175598532317556981759487007923691646881542833694891725231171634116924843767563164890881339748349153302062800859283816837204848795086216093384403524072133739990567003186610651831677082388334825257748639101318899335428895290102327790532709486500269514310214616788577074647137275751916929993767581913952015338405745660386057705751920564668165278155107898962985248625531642327218651770019272190576399188862402443812028627143336487018683548295413

Factorizations

Primary (ID: 70531) 628605693732325702045277 (proven prime)
(ID: 72513) 497876533291828672314636530561343105379519857399569681277319844068024115445271742621214198639442342008340566503594359919085354289784384680457354825662836228838582465913375889336528831767642277164038391887062877693384550072310778952973595901640368701394590984918517964010212562160090427737812352050841694562646444760034604217788782644602559458197983407153971949029328683690987887337542529688531680288014001328033686969970178825063988356527448950869206998329864310307276062452328332759074441686688482132809929009303768177928215444629202839158407073590117162441396268139851317674506192511819139334335448757038907107017138010063340004470906177559402504825988542286047702944785287755083350730313806638582133124082593317461696566061129899964760600327897884465990992549085593984210704202323182644094512269755144148355575943988089442101946240099643307120105200673780455021167663066370083011118163886969 (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.