2777

This number is a prime.

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Inserting this prime in-between two reversals of p^n we find the reversal of another power of p, i.e., 2^4=16, 2^24=16777216 (case p=2, n=4), and R(2^24)=61277761. [Loungrides]

Submitted: 2011-05-25 06:23:05;   Last Modified: 2019-01-24 05:46:49.
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