41

This number is a prime.

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The smallest prime of the smallest set of three consecutive multidigit primes, i.e., {41, 43, 47}, whose sum of digits (5, 7, 11) is another set of three distinct primes. [Gupta]

Submitted: 2005-05-18 13:26:18; Last Modified: 2010-04-08 12:52:34.