Factor Info

ID 223259
Size 847 digits / 2814 bits
Status composite
Value 8159156367217096116780653021676439511189326627769025409229297338078473520041284324662233851811442514818917134922825000834115402620720578198324491858791843457657880549381400013260864264663381784041173483236517634953766615572669663225259364455855843146429958237850778356517468721157095239830450834377444498797533741938043473236039829322232126273720575472033340525451418595933827254289208677039385330966422616721653209418650518112736399279216068790574094848479533085609190867121324639584345824030198698083994911233246098243195160855780651637446139747746826988951163409298496556591881013712811455597845386778473746698516107281871246011083849558185145485261501537974459191763217920482453184823758295586403091915918037000958621879564170439407744630876168547081142949993313482060600629881720072234712207440788511983217350556057101658077520680403423004211

Factorizations

Primary (ID: 223260) 21062906446981135478647 (proven prime)
(ID: 223261) 387370868676412712683038456271138436019687538592851721321110713327591622971164295677310487841171122309092396000240937166828402785482349815136987315950172332714805830179260269127830201192940249095440327416198189979324594473693271618139206606478864121386293761104880041968282232839056080728010923098826910563334412702175760488641728732145335435214401338021111239455225484232305228902578848540162800183350910305821589778682772746653541027803842525160989336206915072602689964012196689110409203633698212906491125543618977470422876858024316036305947563847475738636853208931938286601482721471638664787091795696387648161745724795773430585671640333408665566209340593992500636807611186189843710879136027004450916740072585574535460325538847720628370341397879058716403894749036038582964617428504449935861014821866719445234247959737509413 (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.