1359
This number is a composite.
Just showing those entries submitted by 'Russo': (Click here to show all)
21 + 1, 23 + 3, 25 + 5, and 29 + 9 are primes. [Russo]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a composite.
Just showing those entries submitted by 'Russo': (Click here to show all)
21 + 1, 23 + 3, 25 + 5, and 29 + 9 are primes. [Russo]