Factor Info

ID 21338
Size 438 digits / 1454 bits
Status composite
Value 402437089397278023826697039489057937778752494840532564705668880756028930607292719559561037340801336638869955358737546491316438750300507690880499185562458900974171204859596770452843757907722709420282410669104776681582591590856216634001551636899260476803472379225894646638180134333735663170936816599330931631281063455991740441370227054599763262049436054584950513914741564080422099464851858055381842861151434997031698190526311852241633241199

Factorizations

Primary (ID: 16375) 376909369155066379919582224252183771 (proven prime)
(ID: 29757) 1067729067864346833304806603846873438709328376229589628171692427116391548113227772963542453607703855058706903291586573794997040983403606916232928643366495007436172867056870599200088384785320079418749966268115030894342364421297682307356980334794736261514314182168287758542928759444767912304173617654644345687789241682964598693683874651876075938689165985309042456699475671527100859146482141900232131491069 (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.