508867

This number is a prime.

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The smallest prime that can be expressed as sum of powers with the four prime digits as bases and the four composite digits as exponents, i.e., (2^9+3^4+5^8+7^6). [Loungrides]

Submitted: 2010-12-10 07:23:37; Last Modified: 2018-10-23 01:05:32.