Factor Info

ID 21503
Size 477 digits / 1584 bits
Status composite
Value 377879402418221330228052127556812089060497103386853888456951375716673505027016165425823586793265455954983772099869096476013429211195638352718130284892108817884813555542052962454169778019573692529530543563896111300263092098146594130041188724425372025243548211349716324385578445856911242404836815219707574177616335819224890950385782739133590550509280632976061678817968681201371463789391652801387572150309033096324978440825240070229284991434358376900678975972574722595420662812783

Factorizations

Primary (ID: 6754) 3570677866897550288203 (proven prime)
(ID: 21504) 105828477534028814493258982318031672611328555682954403398145106560604098493025976804154845405796872736761148782978176960273011583913927430163039860511361300102299483567967788107022205140332162491889382625184304227300794294878219347581556600215611627977831462749570721678688722630257422231693229334726958745919080912271666801616618316896192268794503031679042827256903424231145093011140255260576170651268686656833427864420827126821515630410572184470588890861 (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.