Factor Info

ID 123523
Size 606 digits / 2013 bits
Status composite
Value 661431894848695507176209395565664576370313718101498375662282112307664963660508852405479440956409997162426475024825054821770959958909975120705426489202894828698253555346197143888019670192247125132184257959013541438280741237126170402424682476093213940213967658149362482540211728544719071954123330105029369146349292441248064916489485131230904198959283293806965677251831144915004097441385465746959753757858531252281114665631601479678303523849723500267594484831231536528443307380167385570622105157408742626244679566789400281357269663790955994577869196347013271486764972655524519107673013438571937018266368237169

Factorizations

Primary (ID: 9810) 20719885563594512824947659990881664163223694002064591821623260289986063135619826961329 (proven prime)
(ID: 123524) 31922565055612664188796980172737355872258793428133823455177893381365771302538364128704257269045439410470971719404592290645524389718907213081221898293748457696649157597839825707813209701481671759817100984780505728817951966414361857704421229477886447031143110752325830528612349905512656817412233535172359072112567792390746344937766948949608518991959693663600935697002948036143285450658050320214893143960723185697942149604393345148284132409866747855393278561989032478869042917573188839828251089597734302411562710619109600961 (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.