Factor Info

ID 78416
Size 648 digits / 2151 bits
Status composite
Value 271105655754635570091798800902412474714384170483254200389141320977700010816805006228540029328068724674745568840239709728291398026728193411217692056701440146982072381264985033278191702860999831631860022000705643494900491891941787582360445690246664823535667526935550013744285848741012245519669967318203538205736256690384334558560462941109683629008712070050743218792956429248823872038415806568224298431917147157551304781272797402248500501788858760391833275602699019869409718549046026746649186252311828927526870643043187576051745734681049270587737919017951947015833660432924812113555421891932168216724574367751036456447704576985668606358902140096875513

Factorizations

Primary (ID: 52513) 18453409033565586419112697648130953 (proven prime)
(ID: 78417) 14691358938693197122596073622834320252731446364568808182003172852878144931338950272676500808649179642189414272767311458578136018380814797005419293814563541465875309632300701528057294607422105746957102390217289139834028361414337761446091815411856326834546208350720678322774398766711325733947627693360131772798413645209538905634066773728216676989447226657189867977242137005759473168369791080831172923777573796607644216420385306046864412694506842383461109918795811628751321514143498239983965796206000800624656529063416184020740261817867572921225758967403723379081552611801845174953955943921136418895294945463006433521 (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.