29

This number is a prime.

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The only double-digit prime whose the reversal can be represented as the sum of the reversals of two consecutive primes, i.e., R(29)=R(61)+R(67). Note that three concatenations of the primes 29, 61, 67 are primes, i.e., 612967, 616729 and 676129. [Loungrides]

Submitted: 2011-03-13 13:29:19;   Last Modified: 2019-04-08 05:02:19.
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