Factor Info

ID 21726
Size 379 digits / 1257 bits
Status composite
Value 1817766284820421553462879585318934615122071411912971485038983928156447193249753548426455236903871679860582881763263880606818087044741716097003133357809566122998157550822229614685960969205849344639408835266616477463767113067697568533317713096003096490794688083108398330598391439156226301105633547748094633096596392224533689038951532591332236141570255223537271034575008649000457921

Factorizations

Primary (ID: 6821) 539344757336151926206665601 (proven prime)
(ID: 21727) 3370323452847583411010453774217332357883365037878756551695308749174231064531116439473684254578444579564820610839085137797691008053733321252498125863277746987152657711368513512711943858728278238816347995355175800139804875672293733107221011181046719016276394570101518485598134995413783194615426189496386524783901949666246048982583091065628177596180800321 (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.