611111

This number is a prime.

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

+ The smallest prime number that does not produce a distinct digit number when multiplied by any positive integer. That is, it and all of its multiples each has at least one duplicated digit. [Gaydos]

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