This number is a prime.

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2753 and 2^7-5^3 are both primes. Note that 2^7-5^3 is the only prime of form p=a^b-c^d, where a, b, c, d are the prime digits. [Loungrides]

Submitted: 2015-05-12 02:16:10;   Last Modified: 2019-10-03 05:48:40.
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