Factor Info

ID 116695
Size 423 digits / 1405 bits
Status composite
Value 638405440388635096724517777180933541503591855204673705396907924444861830830006042313032722569666140884355607901117230089540577863292788660094767486539026073781649172108585477368640620838318096741687239471435209191725890344685845307059610962441300309844432588711150370597352598871879240247252620691599024692382712418747707969470330198899137027551312312816650970829419728252889791254579234103161823535583779206316585395264919

Factorizations

Primary (ID: 91) 216913841513988014390392583520681471857 (proven prime)
(ID: 116696) 2943129105698248234846863960444720531914962238976889659188514655260097574203744955801733636807153202724158130138746239730972838511401008401810521456951648652174867482921228433014101350386401165673384759372049398025329734304897537344901956886707547098831586673607743505511849166990501649653874520584500555478256662271477477306141478098725408826103615521534103992105636411328689632946567 (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.