Factor Info

ID 72249
Size 817 digits / 2714 bits
Status composite
Value 7520840126358807852933260145241363163433266174565490690211376083000614202002777431522657983532976039720760338291766367893471024321905651134295093420337279101266470595282758086437355310255544114469352918391625424039579204638087931918529178031349966602548255409517987178261492908152840229705528640117258637811689015172439612079439179830134318012622036630332221573397073529960932612121242193167060671637826738163780664456809131699460649225342010961736447501337342923315699288118057022815534406704533253672570581508830116581339232712395152313554799553225422322971716186729204313954914094673482682220762878610269937693225917632313782720883708902131464819891490484688505523363733050575472834487477987285616248494558045323489027373855499193456780969932764267812075395091714003026991357162882787546980905263833139066818488849

Factorizations

Primary (ID: 70731) 2490949949323610858879377601 (proven prime)
(ID: 99623) 3019265854137698146375153053850085758657686614292619642102798807566734606760616105172037994743669421992473571966531431691267189992221325833593223536929369525806730094951299697186052872586742295557338369847325046234608162253213253869742773700484843277216789006130317963286710574973002806255328839827874862431355496493136018568468241055850501877489299056824917867559624497014802608981624771910730107243491155248118736457719267301782715258137992533450656293464649914771432347758807219017227946797190577411759106059190533127831254398754971280434247833777286681839402933904821297451558375322027535471390839958866446465890985755680801402345608914053312376582855406476130505888785217003960560029588055011969053356578665990144088961516266160351893325623848987346609657044953478364910840592528346449 (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.