131213
This number is a prime.
The smallest prime formed by inserting between two identical primes p between the previous number (p-1). [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
The smallest prime formed by inserting between two identical primes p between the previous number (p-1). [Loungrides]