2106945901
This number is a prime.
Just showing those entries submitted by 'Haga': (Click here to show all)
If 210 is squared, and 45901 is squared, then the sum of these numbers is a prime with the digits 210 on the left and 45901 on the right. No other example has been found. [Haga]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell