# 108649

This number is a prime.

The smallest emirp that contains all of the non-prime digits. [Punches]

The smallest emirp formed from the concatenation of first n composite numbers, (n=5), i.e., 4, 6, 8, 9 10. [Loungrides]

(There is one curio for this number that has not yet been approved by an editor.)

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell