Factor Info

ID 151640
Size 1065 digits / 3538 bits
Status composite
Value 668571057727737247796703060137824630200733647499200915399759738938785141075486796227032551230278192256209740350154635220633648811805119814684961695987034815939910703777415871081274085422111240134456567948894061908212241308430269883389770032406238478490993322608847177449886539399323868628993019231906195153642608191185703958042486942284967979815074874876229419197451732797142986034946767074439063316746249598716437751209945737734587139176083251859020070342988039016922353888339145006363278702638348922644519241333783404799981451100719632588658756144491445606017627992843824289650619375576391351183034322727451585597834308108560496504680335196500966462814886533495643692846241079498673572829239518935415719506835787359007884138697551418405827255939793703642136124361960201465005339049944213241677846561758175133437449696231053410440178668443350688319243280988689706574608487082618988973282639669181384936316838030410244567008585541290928347964029167242060811434280349762220868388977643735778115643317807098363253491831490819677872555792348507286449832160199324105371

Factorizations

Primary (ID: 151641) 5697915949066976894607834949 (proven prime)
(ID: 151642) 117336068784449955087259445859225654067542110758683603036648273000052404321726486772787985934272820660438580059427969135221618446226275357264420258195233038544166893272450934977041569591289942934111669798927099320811308529703467061025130735716981858151896158521698903768418588768722732118344216307873253335380621855004071131276463783395889332629383046437807861441019041282465852204551105105597381946132132459379387720716163849448731894952034133698149592624512443585168311707113082535317835174466862175149132524498342551646667247709641492189876545090561488231402369304003451832758680635666481613465323265136463708138654925367867158089054602875033173552698583765158994417863143130397063844088774729360973533807229355491284295294227137453036518612948891136791879172213491530804679946528427035598682390594228441449688874483506199387122260991463390574348813389121316199334350280053990131764923230164019269186950290906872149550622064497282560727440740336791381391481128426707788331228418863430004705642376055748560806854739439913360838667075679 (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.