1597

This number is a prime.

Single Curio View:   (Seek other curios for this number)
There exist positive values of n such that the square root of 1597n2 + 1 is an integer, but you'll need more than a hand-held calculator to find even the smallest solution.

Submitted: 2006-12-19 17:49:57;   Last Modified: 2009-07-20 14:22:33.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell