388247161

This number is a prime.

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The largest prime that can be expressed as sum of powers with the five odd digits as bases and exponents, i.e., 1^3+3^1+5^5+7^7+9^9. [Loungrides]

Submitted: 2012-08-29 14:18:19; Last Modified: 2018-05-02 11:34:22.