# 78999...99999 (553-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

Just showing those entries submitted by 'Gaydos': (Click here to show all)

The smallest prime whose sum of digits equals the 666th prime. [Gaydos]

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