Factor Info

ID 195289
Size 1058 digits / 3513 bits
Status composite
Value 18738087263922679987140209022059393060962883304234831369571816269138448323549229416625990701305535947086598152053602930979920024282216472674689513522668759895426660525579015314509968438633029898002637959316573394101977721530751639480640369270387758411585400750705086115310925762161191537276150882983194307919255778931626692578840980373964254145695652830195688368625350356161541732321764168944465579702463129795622354599623228700090978936715244460511298024144320213239767199286674731897735932357353265994319954198496334563729588337973840242402775971792909741015423744813174714870945609497751060076220241451150543231049644410215414535869501941705298215182208840520009577205144032429012321807098558031023759624948635908323522287657890912710378033606648251596056848093194024695233368596180197580489118645495776891225441108379631475654454985015878202267197431336906960302603955372751337978378519334659885012789974801490325360405485433456940945633410976103073037984400639092248171469352212064775058349102046773126059841718942396857185310434672719985326226404809981

Factorizations

Primary (ID: 163032) 9973879159614368312320096704571 (proven prime)
(ID: 195288) 1878716090705792393405182785936856858813394554219076139792475679892598661978721297481220225293154284558020008814292838497138885734008031998658631068908459286354871728775952688670252586110185208112779968172551564679832593316041402796375844710376499242001828026477815500243037821970069000609745889558789398293473034313217167012636650771043873537704890609379874102174068533695556677348162285563770054837706369088862049771951554100772372883490353234259342326720423873864907012277028091339010416782571877711074600105061340868993923583495227374067521094039217723802862938194832545388046035268159748023104673089780554719450236195966139574611234922315811016975036203965708277955377512304818932585803959756560054643712898526758688847338749281509684649585238305919003810723263281626773790319575593478480416235405130279846320779000002699106690067438122514839255148561352050955628812681774928080361697243967286904834699954180684550858788982057141323074653984061957556135171267338141727902779003357760313096503317387718212645967587861660711 (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.