1039988707
This number is a prime.
The largest prime number for which adding and subtracting
its prime index produces distinct digit numbers. [Gaydos]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
The largest prime number for which adding and subtracting
its prime index produces distinct digit numbers. [Gaydos]