Factor Info

ID 158236
Size 1027 digits / 3411 bits
Status composite
Value 3956901281428189367635419782334138896212192629730842668832597496608087529930074980972895600633829433725066529944322811795759179025257274585622200502672036289580769353730386149869658085398535134538233595445079168656013734823053793327498234057150253857771271418327062613886144684748510193988905331180269328121741181824471950682831384739349541714404732294472415737373109435885745677552489362257868919195197199342318123366967249399927179615505258244772881210682155508694176997135973981297650281654315650557333731958303552884921438517948596046484620288988144973508943573153144631167414307502017017318841478312488122169664469884361496702727981472331265400081882369100936810467518931804902738650450716140999617373013717833470056175229749252355900398550702397560917604071457756645641088880669383985582912634887202388240871945064213811590553022098402991697628078227361464587625659006396256181924238703759699747723571321677678836088609940320886704446786801126788665110901125685594430750197543622075593996787980596749394912312642436780897

Factorizations

Primary (ID: 3296) 1369738735713888876695951 (proven prime)
(ID: 158237) 2888800015840909375558768536668513673008044192641971026646531950531030582632759814382812435359990753964891982137537058111713714032434247916130528877343622386914122859679261774875668868418280464871586501407200176040732093045095245474447527444440519955284206083365106973542854259620693770781296554324081693333754954195598443826868949136534418321950816294014548986509157150778878231669165016837309501405245856529759562894158553088901531013015030939048628125757633677194097493457379645894320735313354618755956467364661927163215979138169469437636984952060179027835473432998645639202883673608258164911285141625791326234746279397930630817532818635491519456216739884180378899113283613993426584063621955038718973509819250401442365729585133523107407493706551252684437885742936488427344141068773436852037496611333863951733527593982974859022412383113768933895668266579651002697668482321126766221314535996268079784132073193335329072592972050704583365870663854999455926337994795240931971520061198779220656877838431247 (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.