5393
This number is a prime.
Just showing those entries submitted by 'Gaydos': (Click here to show all)
5393 and 711 are the smallest prime number, prime index
pair that have all five odd digits, no even digits, and no
digits in common with each other. [Gaydos]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell