Factor Info

ID 191916
Size 1122 digits / 3728 bits
Status composite
Value 955162393469848808522223383113838391541915716608191639124894711809133556059790361465014388411738861440529951826605547847133198629081840525000785975079999799040759251157102281208256894746061674237383877677199213215124018298713537434192859844443564103100894572832231698262868852270999619066523966332128190272266658211341731214372189180053629440020127663003937539775392511284620029729425099259397974191043054736361579495832876615025914761790925735519150564448236448856026883440436791101082987328956323187853408206871774978504041604150414878102354867277463243382150791583588776586010796251742806514452808497010244181770568818228027451541714377481234233664024213587590564439618211256340228113216738456948323100855277737813145881257444383056563774401630230481826838680285680489753521991271315379297078020469586171362944399136963518168545369900479453077820262981287696997734330062163992584676832316114210763209736261384457105357015091240126681001129311940034066360504136736418229897852186687466884101658339383316530164193454189027904249713657962276820142615468770125314332841870840285161779148596667012644313386466166499673384577

Factorizations

Primary (ID: 3811) 318546066432510864421008240940953964550146359805454160170583982749610782139649800826799605008947296776383497027214615205280760850363069110188256133177326304163304017678312995641260076490527951071647 (proven prime)
(ID: 191917) 2998506320190946096959743242995909352612632349090526573760767046341782570837218181025721829436448210194232855615473815454962853984278733998277618411451371561823025362429130580048541858574994388232384395255247387042441125440012441202501992874749723359249139956549125740570936858581607697673517693644652200553632684517943747039107555493425818953365645734489543517337355656277230094013784641722978114453042594836093082165187173607346427069056078160092293211325157876331867086081070549077232379784593756352034780656975299209048898809641703609211080220338588637783158910207507211514099809052529183994201506717077738342769839771704009091145829865954939496903801084060914340592586446432062130612114535522538488003148579319782165312423337178666792997733936974990856874828795854704640757972320741408004870895438709807285110914284885928598361256072017257867117332544571004596762599236294827882784990484156120216885042630391660482100191 (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.