11311
This number is a prime.
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The smallest number that is the sum of twice a positive square and a prime in 53 ways. Note it's also a palindromic prime.
Submitted: 2000-06-23 21:06:30; Last Modified: 2011-08-01 17:35:01.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell