Factor Info

ID 197808
Size 959 digits / 3184 bits
Status composite
Value 19913123531172971190725178194581223647773633440744893691649711392634707506604743515986815328542681436963114797033939949820264353521865441173854395005870366730947261850350543213651112743072752276719488537713498240489728776993745608346915610834591995033104900984999764214232816838345103754865280530900323404280765461814072087702601283085108277064782867545130003493564564236444583074019849413213632599445048382150822353572901326781503421909426744152022033582978329402789364573053623657788086902432152665486920691848169728158624757381823371918983593033814026495718104615061604404164705158933177307931542751079239408978427121462489740370193412909704020261864567152108479435119115292630533537752177669373506194989008776053699481936426201262373159074003264390904489656644908939611625603147405800990681678291885545109686232108627842829266401329725766746760464919464783022597756262937806065120825562535714569221307748797338031308705490751334780006891125568166453574643

Factorizations

Primary (ID: 17089) 4577830180684945360162613198286645069141001 (proven prime)
(ID: 197809) 4349904375044668950976088969120955986645206317768297763632991116057718029599404865048063762815771188939946209270757795186608370349112220537398537185690377334737159558353283842928406873189118165189936100438812105693734001845919719296911307259453342685241981885800906874545165884974597301911646362533879662906925475695545988616755582224247723250624532014847029428703013556919234099994414533148898668043163982206136947799768464568243569701586752999983560088976300939432376158276910436225322939767410405405941523990625781717674233569269596525508065195169248705850354164943582899266762562074827920753167997541686149632646694085384743423346601161725603126853064880830605387796463182067428179758749770711367614586554593887763590992645658414034995408751307879226287048793394421021393579662720039954668955154533047136276546189064773034601476415431660571090061203971916434359868182634222700332419084730922034073989695544911643 (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.