This number is a prime.
Single Curio View: (Seek other curios for this number)The third prime of the form 7^n-2, and the largest known number for which 67^n-66^n is prime (as of November 2009). [Hasler]
Submitted: 2009-12-07 23:39:39; Last Modified: 2009-12-09 21:16:33.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell