16777213
This number is a prime.
Probably the only emirp of the form n^n - 3 (n = 8). [Firoozbakht]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
Probably the only emirp of the form n^n - 3 (n = 8). [Firoozbakht]