107

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The smallest emirp that does not produce a prime by adding a digit to it. (There is no prime "107d"). [Loungrides]

Submitted: 2011-06-24 06:19:15;   Last Modified: 2019-03-11 16:02:48.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell