349801693
This number is a prime.
The smallest Honaker prime P that is the concatenation of
n-th triangular number (34980) and n-th prime number
(1693), for n= 264. Curiously, P is also expressible as the
sum of two squares. [Bajpai]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell