5393

This number is a prime.

+ 5393 and 711 are the smallest prime number, prime index pair that have all five odd digits, no even digits, and no digits in common with each other. [Gaydos]

+ x/(ln(x)-1) < π(x) for x greater than or equal to 5393. [Dusart]

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