Factor Info

ID 150640
Size 477 digits / 1584 bits
Status composite
Value 402487067894046453673905985062273726035541302964412438301794594137549268723132578993998888022257638593666165013953407744562952153987417857016396276719266084444145443163675727579099600870207175183762159944840298389464246909045346613176201694991258343201997136956831550136222323905562568217240076282852209281877055024871104434306322088030258176322958653822690335768731194000988864508665282311717183183155833873852710634553579826711283757011529600260906072620744623400931157420073

Factorizations

Primary (ID: 149625) 6103563899172302171321 (proven prime)
(ID: 150641) 65942959645040711081729332299638784430246857357116014508874553739994922872802474530708455283802833052940747396749823004310023263036926437419298382109028191153598922364736529062442734162757926702144776572667874441514904766132690617611080964547291056565797389732870301581403120946896915651391914784467400767777154084651944477801690958255058540081026666750517972059444129694973318878976193716704441663173901249736530516956178775554841708420750205598127324913 (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.