13931

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The concatenation of all single-digit powers of three in ascending and then descending order is a palindromic prime. [Leonardis]

Submitted: 2020-07-13 15:27:25;   Last Modified: 2020-07-13 15:34:46.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell