10691097123712491259
This number is a prime.
1069109712 3712491259
The only prime that can be represented as the concatenation in order of first n consecutive 4-digit emirps, (n=5), i.e., 1069, 1097, 1237, 1249, 1259. [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell