This number is a prime.

+ The smallest prime of form p^m+q^n where p, q are consecutive primes and m, n are consecutive composite numbers, i.e., 2^9+3^10=59561. Note that 2^10+3^9 is also prime and the concatenation of their exponents is also prime. [Loungrides]

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell