131

This number is a prime.

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The smallest Honaker prime, i.e., 131 = P32, and 1 + 3 + 1 = 3 + 2. Note that the latter sum of digits corresponds to the smallest prime with prime subscript (3 = P2) added to its very (prime) subscript. [Beedassy]

Submitted: 2009-07-03 16:41:50;   Last Modified: 2020-08-19 20:32:22.
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