Factor Info

ID 157483
Size 783 digits / 2601 bits
Status composite
Value 491786962080070011446415270852806402272884788945634960474735438108545916145147893978352568738786020082560416311186274080039860509495942154732888257564556429827082613162808458548126955671835470813537619499336063568502336142820121565926322671158700427627146005951778172818527453278579806983608574824362001160514765009776881662560510186123041828043974484318589568111728315199354568399400067851735311070133565888043513839112855236370637526567419330697411509149400217102271598872503632780960039104590661760949233259174766266462662136900671644018443622539572534990789219150376793961524812232055696086176435747113576636025440193265505486427173405672488449468815475619572534797960205954835666681103853618971559155254014711785437150282757977763609479199352853301182799260933077896118509012001

Factorizations

Primary (ID: 3382) 6864797660130609714981900799081393217269435300143305409394463459185543183397656052122559640661454554977296311391480858037121987999716643812574028291115057151 (proven prime)
(ID: 191638) 71638959577246049136200068541166563823483100181932538602740669326658855254253383148788753001917910132222517247136700905277116888188539895973326513928701795932220700535387637338381826860241698606241989994866453881853135775463465311816630793284650267124410338068414768298255163832974397242120490641213065973637031908935236669721396767672027734626245682320631181498384125489481538408505690031245261603164501392443338742829562673215603556689800913267815217944053070219189185145642693984776724614056840816803560926843175323270395366519728612661850707182077154352415011802085178333254257011305517147938564146236978502595181387152351 (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.