375373
This number is a prime.
The only prime formed by concatenating in ascending order n consecutive double-digit prime-digit primes, (n=3). [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
The only prime formed by concatenating in ascending order n consecutive double-digit prime-digit primes, (n=3). [Loungrides]