9029
This number is a prime.
The smallest valley emirp. [Loungrides]
The largest 4-digit prime p such that 2^p-p^2 is prime. [Gupta]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
The smallest valley emirp. [Loungrides]
The largest 4-digit prime p such that 2^p-p^2 is prime. [Gupta]