Factor Info

ID 64987
Size 827 digits / 2747 bits
Status composite
Value 50387613808246740212002952512259532006630572389003187687837821466235983110298022495710164224604627574195589074626810514288492077934515382180560684757044285921941575673260213369014469319596023788942737089092586133224808591474296658334500000303030595912590986087523659600985747542912191445598956805914190833476111372239989300558919120548077205523757314260245282574905088010828997688030466502970166747922956965261030330637949192229578227261516404882822568037460678187451403706846624855470749137938106319489615426603010940543223002097375063806224129426232323609352391712036603647220009481267172542368480623178863501068207912031132935008592435299825181501919222341710824645922760828869066935431682582140783096473373195489407192286352858268900650383624365864143338615024213264086310913642061359307278518780444963165905554612384144787

Factorizations

Primary (ID: 63880) 4375997670680275555605273053 (proven prime)
(ID: 91527) 11514543105415702381629791729200450104180675062481138262558124305165271047264761655863909539254539393104231045756714985685800724795116416015885287278014963086166936426400636402086680283892582878015154922443265139425217071142645609324351050765839919513766750259339771822683606198835936353194017782071008763011168923287451099875305055120864656344154705198118200767956877570326890358952381657294325515917348728670131688054175126091325852226048036745856630903742168428338587395763614101156718256599695971086211100840951625045159804537357859286631282804407315777948878546089846445507124393685299578467755363790851829745688125224551341295330810090134050473153891570392313885377904564358939955751483553719098896374036579370441821384146268821565789355594333443295794422444384174333530927286992298771885471279 (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.