Factor Info

ID 91514
Size 645 digits / 2143 bits
Status composite
Value 980041614702056235985136251762113850785035727615353490966247049722792950093666900087034134080655942456023812917201839775817372199073902967455379043331258300477849037333699884387923123403793762356454277893621547708834790946302446269025673941811855367473935474969726782332033607426176754132118637507134785714854124057346905570531622706183397935814547981337749689652836314160227406692334411907091964890470401766358644995347693931599841045569008287083522304753336777136477769174940339780908256454469803598937017969910357478364705202139155798571875241290787153484154957240063861044128623044872968931818624662728736343638953244354857186027704312240547

Factorizations

Primary (ID: 90023) 38163168808401611178789325681875640649259785376869747915110308560228374366363906318891 (proven prime)
(ID: 91515) 25680299757663214341532671125409656375909506510330499278089913727769821033051294687063743180557403640509134578990418155489019288688475007651661214447517098169963238968232560446963572883081505334751018829295541865434319280204337497959388253313600225033986156029596791426622574218377617132574056197484939764284671313689413750118035358333007122084985805512700032627267598462644463435977265917921809024672153022859231851312180039376284094672519282392146169692674861394962837195953343284600804109349635116006550166263324762422953373017410576257441109672830604493417 (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.