This number is a prime.

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2657 has a peculiar property. It can be written as the sum of a power of its first digit and a power of its last digit, i.e., 2657 = 2^8 + 7^4. [Leonardis]

Submitted: 2020-03-31 04:43:28;   Last Modified: 2020-05-06 06:51:50.
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