Factor Info

ID 80643
Size 768 digits / 2551 bits
Status composite
Value 778913577588543873908293759122696742154880780368154977130932720506806183031708484209870775700792004369124299295580250144758732908953182460517744426065931851160631575395393765756037218293890499864214300540532106483338566611093893731673984110207753070635726443918425530087847022068541486023540357208736157309852569282104553627768830279342773202954995991034480849397992774343025024070162865054130349531498066017604428797904303736020483466623472616460868570018873397038599298632792659929305896890770329667020130852719854050859708568345830743525313660161704484244513247543793531457949453640178413447725707591265927352807178218682777366238145211122426026020608788727966499877504144478901555861546453644551510797607856686988696098849169847378186096727722654230498583824716981

Factorizations

Primary (ID: 54845) 14654187650846568795703728901 (proven prime)
(ID: 80642) 53152968704037731440161989800361627335642041038433115498572376856502892304930770892857110733295038551450788119478119918580865847020219283632556789617292909836288668527850977146049885474881895160465597653978855296860019834781426546095145863751105889715760239416075036161569127949026169126134818598495388511147238731245008429857505071704863760811474476423287285322055279248877444754577630157377428202537331769062456990475065968227858180462737611352489040431669129004309061663707582319600679705037113324859484060676426861571909671689814083622243162137073437661031867771332835570771670352835950451034063077929726689747525027555363147736262670298506839088427995996429290507267313467987407887681588658642168793883200594219501072342386893246276081 (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.