59
This number is a prime.
Just showing those entries submitted by 'Keller': (Click here to show all)
59! - 58! + 57! - 56! + 55! - 54! + ... + 1! is prime. [Keller]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
Just showing those entries submitted by 'Keller': (Click here to show all)
59! - 58! + 57! - 56! + 55! - 54! + ... + 1! is prime. [Keller]