Factor Info

ID 163031
Size 1087 digits / 3611 bits
Status composite
Value 5687133211938352891296022843968187484379733702822422605326390185084221583678944433386882452501818643132521839420225572285912575223099511050508643535867752351930686345998806476023482405001576377907396421976454734405174456801922425350932603313244267049806543428945162103750550682822816088795986072279799881504211574142416767298330486243505107070941320390035850268037278952704908284901383003430979587983432282877931653719034303711370201388622960422778064261643909906290479640547528439559648376828951447306852751285943956363472387605998526326104871938832909842390973488810530486505591946736900905904090100045460567519961458520281187197445496035227789742005290201679143706673706537484701634120193137652287987342680954106031927685268987594203560763046323341876487140570591434665897735741871535593752067884373595284241804840650551957031488496307239570825248008142078476339173335639218740857070307644842327046701465369132697387715325966553614941585333316531894879394967087510249831022506927953353078871188028960488145552748483296321692146386869786233625810982767422270528776249825708954758235141

Factorizations

Primary (ID: 161009) 303506602986530953629247272361 (proven prime)
(ID: 195289) 18738087263922679987140209022059393060962883304234831369571816269138448323549229416625990701305535947086598152053602930979920024282216472674689513522668759895426660525579015314509968438633029898002637959316573394101977721530751639480640369270387758411585400750705086115310925762161191537276150882983194307919255778931626692578840980373964254145695652830195688368625350356161541732321764168944465579702463129795622354599623228700090978936715244460511298024144320213239767199286674731897735932357353265994319954198496334563729588337973840242402775971792909741015423744813174714870945609497751060076220241451150543231049644410215414535869501941705298215182208840520009577205144032429012321807098558031023759624948635908323522287657890912710378033606648251596056848093194024695233368596180197580489118645495776891225441108379631475654454985015878202267197431336906960302603955372751337978378519334659885012789974801490325360405485433456940945633410976103073037984400639092248171469352212064775058349102046773126059841718942396857185310434672719985326226404809981 (composite)
Secondary (ID: 163032) × (ID: 163033)

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.