This number is a prime.

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The largest emirp that can be expressed as a sum of powers using all the prime digits as bases and exponents but with different digits as base and exponent in any power, i.e., 2^7+3^5+5^2+7^3. [Loungrides]

Submitted: 2010-11-29 19:42:09;   Last Modified: 2018-03-10 19:57:51.
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