Factor Info

ID 137683
Size 717 digits / 2381 bits
Status composite
Value 309412285809978800439462835218666209410368083248751249127944581498553425881206250944826983815408148648187822625518412633100537342793604832370409474697934838093196609550795877703355387628568001249671298099363427955958273907753229304140917317948532487126171290358615801526625113173978778314677455185681881111660348577411469815352569208347642533482198259653174179783541337613399448501112084672888173437128170307467513311960310881076930020046932183708921657042603751429479756670508872662419526861900563692037793171040756810821109219587593441759187961809127134593567659613809076893496109401543521959342861516055636592586987368842558232840273681714765731183708594046319301450339355097691845322284422656777152305124009017051

Factorizations

Primary (ID: 171376) 22780364741027450075819291264641969166345360069 (proven prime)
(ID: 172617) 13582411402427068901014898196028897709828215087280793726333817229783469182352834768462158052131006306457158967047475742587386340526185122080125113698651580956377630525191417376288780841306597311008380809535245935222211915607055828473652019262693494745345030392839532085794595781039659141053551853322475340717743898131012508738948213899193420254252628275690089072741753278467468194718314233666460337957243263580497434380166904543519990181532263074044089178385109166311542017228519963449519849532746455533422507163671710975151962282886402911797480266217381915083295253243568593982895020212768957070883368354509393595452074154412322980736095038941422736742618887485872776479 (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.