859
This number is a prime.
Single Curio View: (Seek other curios for this number)
The largest prime that cannot be the central number in a 3-by-3 prime magic square. [Rivera]
Submitted: 2000-09-06 20:12:11; Last Modified: 2008-04-01 20:58:07.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell