1802
This number is a composite.
Just showing those entries submitted by 'Rodrigo': (Click here to show all)
1802 is the smallest number not ending in zero that can be represented as the sum of the squares of two distinct primes in two different ways (1802 = 11^2 + 41^2 = 29^2 + 31^2). [Rodrigo]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell