Factor Info

ID 181990
Size 704 digits / 2337 bits
Status composite
Value 31082569347192628342465649913606683991656988126141094187529007762357194311837710430467807711144027689607074109017520863051183228120831415756414613281115820730075664768081224358086017365822195534870934117947806042301517312346375420931755072808897619462122493460471966649470705548131664438054657968215907403575028969039850229692474444800999317193612973447263569648835294975835131132817757969265560275067354818282047379166713426976557980007290501097641246849261543523397171269305080455380502157180944364267849579325707795474142606110888248615532636676667768018635852864666956051447044684335260568963250226303288963296666950643900371526140307052903918982245083032385798524578104836300456794089574447128702621

Factorizations

Primary (ID: 12903) 21094564126465413856341465376382751719097637836703692428463742856456934331430440286752561184765953531729 (proven prime)
(ID: 181991) 1473487158153515999409932313351349695467467117308245573408690543025164058211588570935090468135205546845904384683727995590026712152756357067418313982248703133011821965892841090315945530119970857458344838554301160597687687420499803120507364284183846743370114316871606823897608591592581425256808228894374706127845949580854901253897360401944627745421155460382794336843122423775014135986406599133731917627202402570127292392675476139206857264351407022831555373522480436518999665655736020761561576730475552103322224165873279093187426780587708199662480646855790503241565671994201841839660695529042563163275149 (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.