6917
This number is a prime.
6917!-1 is a factorial minus one prime. [Dobb]
(There is one curio for this number that has not yet been approved by an editor.)
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
6917!-1 is a factorial minus one prime. [Dobb]