Factor Info

ID 186977
Size 264 digits / 876 bits
Status composite
Value 311500572807969821733163463808974543225065531418653346573695231553033047929702673379397031313951426691915950843678082276333237764725110819998894511136378849820461629956392168771814841084071151997843822558022307589516037949909385625585690952489306947070068323672897

Factorizations

Primary (ID: 186511) 231353808545686308486079700390184412836804409197158667680352088372625777370516854538226753 (proven prime)
(ID: 186978) 1346425091361556858294906058633345892314092543411812856367641246861748309260052906096571807458152855127705985063790160047957254297424062937972394095605469163298330394560354049 (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.