Factor Info

ID 128825
Size 636 digits / 2113 bits
Status composite
Value 731140284707640689642101146386355015138291334280090536782743191712302782111283073210260817903640597662636406499501804977402752126278216427318191104518889725737154852332919457954448067892437153424469941567761294207226921084813850959843917187660134967861307838012667383502716023156846096967818296395032738921542614167561969071699190137368709192056675655658089871371351537716652110969244344819454992970278466414480450774584714548219016331501187624766249794627161892395515685769981349289496541424444450725376091948115248388286836034188985861360788607359107076447774499608013303578634100481072147093849759985291863743637563326834874223862521

Factorizations

Primary (ID: 49019) 2649316458349805957119624217645154859675224981231357745208002205235280450701362319922061061737534240694269091582493060286887467545234852797350269648201524979420486524904695414754124977918142787115541583721 (proven prime)
(ID: 128826) 275973178818754625230226641181526716345057353121913713247706480598728249657699526327985266419276571671588693530434456803047874869222958961977707607913111613838943983757104011241788080003310869568312809886337986718652762181981461062300130612570689366702739670185084155480887963596819752589587474673894188633266279356889892721962799760170481020657058864005897853993201525729445084296895484274185971742308156944839769061647023552662801 (proven prime)

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.