Factor Info

ID 120042
Size 471 digits / 1563 bits
Status composite
Value 258389401931996410173042512044936866875356049327570731819355209094096775248489418845581660105412931482695443697136900576907482201019995348000741149263018369171821125756504163540816174444602824113750530574626141273231059603095554106318069259517738838025646254941015728194136641777202033673929793403943545865386488759722942374400811122344119326748893277411269033172278062384347127721222266484318242758328215868147615908068514490455344357743531334661474486264546344833098461

Factorizations

Primary (ID: 1153) 177736127099922813767360469853533109979011440647545873549 (proven prime)
(ID: 120043) 1453780985037051716259437427640424777315635862781842190401188047638350348187664698194503482435732227980204082425961731369131683192550193779722293974442110800813452020971090521104525345568323699899958611810927004049176723885162572497739514746716864258592732740168751579850152104146546246962878512747071882986883913803088628442403707226165567451848367026957022220396811311029734251942230430575313373813866921819417489 (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.