Factor Info

ID 197258
Size 377 digits / 1250 bits
Status composite
Value 15192092881292151412876000816477763009106029572997298524297643770971103648490321112517161031525103941382499640968617902782500989364960410581979305351060770527046515281265084208433650619225415229457900047946772695249632191543467529902682380491864526599493153329275497709883686727867218621283917206394652996376360009920947265582256840984978975151632367663004154389390674238601433

Factorizations

Primary (ID: 17546) 19690212803992529359592264369613288158718305845555484888500456990298114726995231439576412407293568297 (proven prime)
(ID: 197259) 771555545515063871978614810707216429535758892394435095697342993750290882227465711595741141157653095122387152798121838674319143601609542489580406717167195902450496303632990313564548901915029697474037935368608443040721710107390289900311580724770261283053289420166990686089559089 (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.