Factor Info

ID 21419
Size 501 digits / 1664 bits
Status composite
Value 451006293978537894027118976632048198308719756283251603275100779788947050837842163597344355567919620291232816301680211585318031754586593613356692290054887582726864957435910109703923589863584909531347316711025479446127573449217656572642286518407433884850666837528875692710644885117088521151175650560089261604294089120085365382941139973976231667841535296000264025660763603341590128003638249305689451996310966419053314347279518627839378407586313266750211629741008278390518312473140353471166906002319880159

Factorizations

Primary (ID: 6721) 13094322377956920597215509541997540493466263550896158313340716530769 (proven prime)
(ID: 29884) 34442889136269108061613195162152556819919805336931575453244442241054509922943849817662625052142979464959897670230247463737677129989741263880283204902928380030546996456310569400455177960775783531000921122644759243371499193965012877767708751626495516095760844947927874784640231914691339886010837941615438159369763006824443320094389195461915394850932074570076755546316057997505117030892157813745203099196380079402579559509667763291819311 (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.