Factor Info

ID 43345
Size 271 digits / 898 bits
Status composite
Value 1720459537941132092020056697367214152641665199629554894590698161348903679636039264666280676185880506037530097413794379169424881361318992123173787115769013340369561838195591762474589114448692263493436237995335228499672624419176985279991685977705427238989411429878834910001

Factorizations

Primary (ID: 9177) 28849565804292967113209415835001 (proven prime)
(ID: 47246) 59635543550715022018753198464332669978834539068923807348928392402400341812220675971107795347339036763905230248269734896930540063985821579132262769059456950347031288904714881267021002598251138818612402534991273918758194024082452491794075001 (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.