Factor Info

ID 141397
Size 501 digits / 1663 bits
Status composite
Value 286961853686764687450528323027752456755954657126869236092879266412461621697423609802946719433333699567841123713884361593391609473928449323558303388511129879907902101344191591944392237458784962647765225360911973390004082001864509589469519938594654109039159252760145676390040305951977914847570412117452054265757062509339049561545755410044823583633854411009996513392706557503168984096024261046928134388768227207842462815600382649673315617018078370785720470414390033604787473595206429375628927263737556809

Factorizations

Primary (ID: 6692) 28870194250662203210437116612769 (proven prime)
(ID: 176460) 9939727152344413762279305527849784922655836565423787677243764069069478340829248253527933163937596896869838404711990883523777495997283486597213279314339987719496805393210308503118837119993846681225614550694843046748505908233760473793222208778832035755587498820532295652903184148541865830356031240388890046812163999169982969223937396211848943415292105746044601545818568429477767994481469430017059239196351511320350849249716068281823279485989858819707384762614331965429161 (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.