Factor Info

ID 73976
Size 306 digits / 1016 bits
Status composite
Value 503541385231203883957797625364815126334897423001633659419070771193219485886637711886072961770760082090729671049665269975951726459712487604319276126318170886144829266107649306506652347833251473364098415161083221561506959771131433759918000699979516868699210839903299924319385271407190939642996293473460318037

Factorizations

Primary (ID: 50272) 259907136283958423102397466923798834567695212357 (proven prime)
(ID: 73977) 1937389609345184679935718011855872262666640088581615955874951288803338713593856102250734864297963980623995818305006042531124727205228327039182436814044226424268278734605656495153069725642223528487890933334471250819405253607279301749418035379933415998831020241 (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.