Factor Info

ID 155209
Size 321 digits / 1066 bits
Status composite
Value 472638789694764424033363232025464623441404240850669569805810629641912877976074293036181517483989290717842224244984075855365879212432768739872852342344911497447083320820404478910419165160981128937986863920184393082415219495104589938305135833644796450171462899686426762530690829262854645820825849642674897590831315914717601

Factorizations

Primary (ID: 156597) 12229161229828123152356790761257921 (proven prime)
(ID: 189159) 38648504244261011113432839044689294146718970329203809051538172269135761281928800527439285144590804907252751459010193697088798942923922350910673519008590751780213364610246704239883829775671033185721456859681814107365779370750151204906432484317943646095338768758986215881622431657249306081 (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.