30031
This number is a composite.
The smallest composite primorial + 1. [Poo Sung]
The first number of the form (p# + 1) in which its square root is greater than p^2, i.e., 30031^(1/2) ~ 173 > 169 = 13^2. [Nicholson]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell