This number is a prime.

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The only distinct-digit prime that is a concatenation of prime squares in two ways, i.e., (5^2, 2^2, 3^2) and (5^2, 7^2). [Loungrides]

Submitted: 2012-12-08 13:21:46;   Last Modified: 2018-04-05 23:00:11.
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