Factor Info

ID 53405
Size 345 digits / 1147 bits
Status composite
Value 991151360115643800482777619990616152804346058500025866921538783059680253149277472585349205623775539408016427307411582457807862930343057964458191462160857596086514281353129891954149496974393933602477637336998003211531089491669379926755353055704472769156633128001429466454678818836032110765732564673186228814549322244228926211293223415247473685883

Factorizations

Primary (ID: 52964) 137370551967460020621819248641 (proven prime)
(ID: 53406) 7215166175865881059105015913741052454801283197591003501713988557727333496344700058892200195866095415956681008400731894423411532279390310171779826912534856579973476785147371933043604676491357223653486165953881768193000509288946123503146185029463664698935828789745628497247308469064363268557574662374698598089485661563 (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.