Factor Info

ID 42976
Size 324 digits / 1075 bits
Status composite
Value 316816562134187268487995446309808642055054242962439313262235285028220492360303524952905243640943906294686976373766222101460573264821736415083399940678627694144898603898293218369566919619185356374537023825383257689664272653981391694344768346931796594063539272752919900703610250666452847621823684301870677541012583681655473797

Factorizations

Primary (ID: 9358) 137463485860772646805813637 (proven prime)
(ID: 42977) 2304732490598041962755155473099954626110883953552486621174588381366165049346422906327827646520121648883498496134480049574725220330464660753702748217852098186512518963995734502519142059896232864068815442763257574492998693167679271566973964781850002164470953790841749599224953636342206956599915751681 (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.