Factor Info

ID 187974
Size 640 digits / 2126 bits
Status composite
Value 6349847239148389557986188205619879278049071505395603497705377197159087855520074910038639760665833226928634783935881839367381514846656999498220287218808694525388861576423611017143052513140620991294212352283656864476556279618214875383902100912594696240720658708103130607632753529179201249623395213972687910926518617246845474678613540051682671088138318373040200516892467450137316418035570308820260063858706458229751801539772610358973727712875325170605049895659534547883174781140610461536460481804345034580725167540466261790115197505740909171278364968015824785503807184284494771361227889045943989446575766408119092734069433406310743756678445251

Factorizations

Primary (ID: 186616) 2208597850362060641516684286424274442511562957935330712682856297617311483789763251 (proven prime)
(ID: 187975) 2875058145197163966060337594961652488691043732145839469013610546361994965661969509060163510556546150633768104758986712604386260656229684392606300037256537111994302832345430178223467925102956214511728676275739523106736952629126894120777585595876801631207881237180898910614424660675496985919274076855597934439378166330376057634031069344966733112952668624573349062562047870005278361110903804159728078282277896005126061355889156192033093982889620368923146708365664551123959857623099028226366945882554118977702843137230718277686949995711818871800499547778227182001 (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.