Factor Info

ID 81857
Size 244 digits / 809 bits
Status composite
Value 1937311120283428081666233518363955864362165234098214215322747310406102208857423384635902172902867400353521587622260088513561835783667883907049453123022497435330221861592796186945376840656125013045095755022575732675925561016846483514238448229891

Factorizations

Primary (ID: 81285) 42699857343375875563075862847459098680152945035657393 (proven prime)
(ID: 81858) 45370435425681053046501007779018380226891502722413837650953055861543780854197876675569137440480642642959841336754803720741235394357185157182384585747470053931769157396113660862592118926431987 (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.