13

This number is a prime.

Single Curio View:   (Seek other curios for this number)
m0000000000000n is composite for any two positive digits m and n. In fact, 13 zeros is the shortest string of zeros for which this is true. [Gaydos]

Submitted: 2017-12-30 16:16:35;   Last Modified: 2018-07-18 06:49:09.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell