Factor Info

ID 21378
Size 565 digits / 1876 bits
Status composite
Value 4273596022754775646820107907581457746893279463298443986995009295247212367538999881408811369636893849131776134417496106346487395599037908934706776367673871593810337179392978469416543521829748067172764343513645566044195612344766032655122154199618883845771627476192241941059428786640120736053313410574160386447736523819855874608987080641613182676825681421289793261478121996113120089982826659151511042191559417706042681793439432007246493164140418811580155410094130574843745652620902860210678030312216221803017967722608148268489914681651649812438124392136564592359094461

Factorizations

Primary (ID: 21379) 55690652993685370934111 (proven prime)
(ID: 21380) 76738120187589619590532450043042133597835837357181206753631611920513895415790076983566102245569741553556623888257056671891790467735734772915530252979337877978955883010259335981374802662153346350765171301436406691797635405297345747278164012514722413622343504874766550071981777707797791035621978061071175008410062080937638613183559206440656002885876866074912398397832053222746857150830743136888193746020385328193365578054201389654417975732943585743278018935431416638530264553986989469077996640369785065696387217071170423846638678300616694506851 (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.