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]

(There is one curio for this number that has not yet been approved by an editor.)

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