This number is a prime.

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The only prime that can be represented as sum of eight self-powers minus one self-power, using all the positive digits, i.e., 9^9+8^8+7^7+6^6+5^5+4^4+2^2+1^1-3^3. [Loungrides]

Submitted: 2017-05-29 09:21:26;   Last Modified: 2018-02-27 05:53:14.
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