1439

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The smallest 4-digit prime (emirp) with distinct digits that yields another prime when each digit d is repeated d times, i.e., 14444333999999999 is prime. [Loungrides]

Submitted: 2016-05-09 06:56:21;   Last Modified: 2018-12-12 09:14:04.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell