Factor Info

ID 139819
Size 529 digits / 1756 bits
Status composite
Value 2157877165530559504224703065105222256629804426635219796059901520818150501970451326047216815946970517910348193538110154471908692138064193786094596088374327702229878442173420215068182633350285610962899143548948298910138648253459285463640309957814582003284377729664856420721905520450063213344315125531141019349594399432275391132275885306460061604915684814408304653973481414164955982076657423988526900929112826499310688111332524583349290287636161311508845110286413434763653495916567396130122326043136154098564618522305110944279506867

Factorizations

Primary (ID: 141246) 257413330694848238339842860812227 (proven prime)
(ID: 174708) 8382927021322856245739294358685692184102536755013810700910714918799004528288980087370258319655099137716099994766754387323083414252853775329482884816083973811672479850232336500236506760583183913044288874382135894203878352426079040842033044123619171448584745903084863674206217151654041663245904383185900318927704363639825914108621102667116606153145144281789584272631296140677520053384703961225274907932777532616448121838029329064474554768937863183653576905617896076189743092187498509951137143466321 (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.