This number is a prime.

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The only prime that can be represented in four ways as sum of a double-digit prime plus the reversal of another double-digit prime, i.e., 11+R(29), 29+R(47), 71+R(23), 89+R(41). [Loungrides]

Submitted: 2018-09-16 03:33:36;   Last Modified: 2018-12-10 14:47:08.
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