Factor Info

ID 131667
Size 729 digits / 2422 bits
Status composite
Value 631745503776899109170409659765449525945859123164054546609254477060200768848849808860484272231774007686647664131549811022780982233705251924689572244601826287277795736440151312049139763827030389312521304701317144132975033365998271274149247728284375290111775819299922237819200854836955779618697164580083596929215084463376703349858032240824001087411478204605104764024738423240907116866923214174209550482217741937754973407017149243331780493326613711944133652909903873505586451921725272936911540616253795695950740375201095236144445616545762149014043370933728960472851756771271424781085154978811136693163266209447763425874307393600844788024221751713464368058318670759563515651367917104011708064272007949897801133752088757553203828667179

Factorizations

Primary (ID: 1134) 20379621866912041009285306878000998438281 (proven prime)
(ID: 131668) 30998882506381968857801004969812157493673420880798513214319858478772185741112722852058192786094199066538256519469766361206786958580108915744725690958772059316676254569103938328912673386058587463501118796846930622846805611251678952268166018427505729366355661038870114056970920579116817332390834583373426593146405518257508223794093562501444487376842486533550104099577017457171507566939576637421854984047559963851327174364663793672608020141985909988053127195880631718937522857713840969386201963472026361034907311570486666701145724464618743822722470783524278269072844153582157069554076566159519391040466569122329182634096213001288806674618852678504992507078047737380117514787417804812318640659 (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.