13

This number is a prime.

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The prime whose square is equal to the sum of squares of all digits in which primes end: 132 = 12 + 22 + 32 + 52 + 72 + 92. [Beedassy]

Submitted: 2009-04-15 10:25:50;   Last Modified: 2009-09-11 20:25:31.
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