Factor Info

ID 66729
Size 517 digits / 1717 bits
Status composite
Value 6385916577363670777556853231208412376985842314318050825116539505553761998350717478849347169502296481986526230771922904247559741006459462528539710627446866070949044400872392598743394036699223561138178327041817339431995801297931839015199953680958271106321264054485375821756152565873872677635245657723251054162614925789846968800258801613122629693219763143604732429539271809422670589604327098654217785229283547665402898878935900365021464643261836482891764212912546314030201465175647203930550403619028839161807746309570803

Factorizations

Primary (ID: 66105) 42043094784045697444762222723 (proven prime)
(ID: 93362) 151889783807898136544356293187430521080890681715367139671483425806477632727967507134379807097473118517741459013592065737258386969181629603202835267108685532866562765714135827957617500961931495728705007412240741558000407001688653831672810327080859693078269460360260926005845348432159645561022875226080832197593306241632915640736274659395040949445348665943244020840397815866986792569070701896659544011656337976650876885802274862768829206091535096442788152100173409888651328959719217237258961 (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.