2521
This number is a prime.
Just showing those entries submitted by 'Forslund': (Click here to show all)
(2 * 2521) - 1 = 712 and 2 * (2521 - 1) = 7!. [Forslund]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
Just showing those entries submitted by 'Forslund': (Click here to show all)
(2 * 2521) - 1 = 712 and 2 * (2521 - 1) = 7!. [Forslund]