Factor Info

ID 31908
Size 468 digits / 1554 bits
Status composite
Value 397388087811743154084349187773288148564028155097786003282177608362825357138231468244445025626142219847772273611926868977352347424576077482704277242058886354012622138268949486566811319723948678089751215433296874405272290885698545240293543987135615131700249980812726152178094013506126850563795879274689330535442007213252285679204842265808741401035861838506466199025719254881590737618972605437430301583606543002566381018081850090693201948929597694439161262671486557871103

Factorizations

Primary (ID: 31909) 86173661253508170752758117519906962881281 (proven prime)
(ID: 31910) 4611479679883803195659653640464718612982055926095214874490627987536230139015256439201520527734865740549592739680127502539422831309482084184546143784621361295367811022689208417205379672151591119609390850567602747943888324083756062093088083823086957068934475475471228705129553104292715244437210825910723632585412599861282131618025651451157644644551824557177018556507894044772362827079110753865457119869394321744426342665274398463 (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.