Factor Info

ID 145717
Size 637 digits / 2116 bits
Status composite
Value 6647176153598897502257667022607731985080685162503180515871489367219278660465058953094138753940682623336940168817060646486150587694346219025212360004124075332050700000150553079861968210755768722045582651128942588012682882456519550979765718909727043953864462700815557184909105789589210878250450261632379584534657831789769343412016494838794037049920292918862306446614853664729668638248940602719068045380988356571218039934159574309099923950167890317832044389540172106036589615740433915692985918761033831653116731527548731849735509176107401293236748821700650482261908661978770228586008257994748073747774049022286704734503986457078154884820369

Factorizations

Primary (ID: 12002) 481462259966792434510742876635621 (proven prime)
(ID: 181641) 13806224716465561835914402775485473602983717075012148214479872571505969418281967792086825767759460878746166010523953725424379244625227722751783261371032301640041772413235835505736425298753700712122076879368835168658481987479510140809221879075142033271965274449149675416833852159511812716885628805000779274063193675306042638141349665731946257073502471540485674461996763352684013850877017370306242664111307100438655492674980619521484323676196949779711110906569300177535428914934735896428826721915213111286128559368355784413486676758774267467964323657686453090424362166431012220918252840067896897353977328189 (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.