6327

This number is a composite.

+ All six-digit primes beginning with 6327 end in 3 or 7 and are separated by alternating gaps of 3 and 25 [632713, 632717, 632743, 632747, 632773, 632777].

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell