161729
This number is a prime.
The smallest emirp containing the famous Hardy-Ramanujan number (1729) as a substring. [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
The smallest emirp containing the famous Hardy-Ramanujan number (1729) as a substring. [Loungrides]