251

This number is a prime.

Single Curio View:   (Seek other curios for this number)
251 is the smallest prime number that can be added to a 5-digit number with unique digits to produce a 5-digit number made of the other 5 digits: 39875 + 251 = 40126. [Gaydos]

Submitted: 2016-01-22 14:41:38;   Last Modified: 2018-12-22 22:10:04.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell