Factor Info

ID 105742
Size 554 digits / 1839 bits
Status composite
Value 21016928200861808840972528377489612119621217023663245541132259250372012437528529254414461826392576368607767200907475235037529727312683161166754962450303463187465589460348506651964441015036501729843664527933373308922022791600096092441732630794900696927227239815106543435036396580198654954536256682184649451166528331937863658545381124014913955132250993572582791701937159906384355623409277947182809085949381901547245756316695604758122668696223066252161503582991359503159672110133817504659610937692522584575375419264377551822635774432791862098617833936297567

Factorizations

Primary (ID: 188) 39586709834808244008811690207 (proven prime)
(ID: 127285) 530908688510956009405079985644275207219071416793468543902436702655664032656411282946728855844169495865430388704347438221203730625468550360450886329359300575699557031111798267049921051824818804852161929364562689719273420869025911577048655770618785608668921339565194750095239674055068373580391153010809769685157744050208959585763034069330422948692690065895850428259003204805361898834432910231037436709302808538888317470325399402146203147928463819699511560338993806791673635628035525695848975415468721897709455405695127860644481 (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.