Factor Info

ID 87938
Size 519 digits / 1722 bits
Status composite
Value 199145153721557107028869000096943185273615709999591049215070257762227390142196401468891132133259882655527636175916419638962870585387403299559163517548310851957580156179842677300259092203641722336914678703771989166044979220167656261365396873889879742357994374391164147384136459482540741818708755591436874219112842055395326104377213199738096705789178367438576668684673067305688157546691134569204343452001488584962167274608326798614809392698023224267719562852597903363394418623363162798271845689070318169801881614746432609

Factorizations

Primary (ID: 15038) 20006523909921493658440858926011195580103541915847641696416489074692823233886220900532406122512849895597010600173980454497604778729117089 (proven prime)
(ID: 87939) 9954010732608999240954425163933906811007754333022887904331109602655556557979942687468602582285604840389903340702231807149105876266404252004850741934108770649024348495247177256676206745364467788008321701131004136834990185932182992699518756494002385153792013896887399290118833414136877261815038289127979966607829859879925754263727963252629902481596469541073633873046982938666240255681 (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.