50

This number is a composite.

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50 is the smallest number m such that sum of each digits of prime(m) raised to m is prime. I.e., prime(50) = 229; 2^50 + 2^50 + 9^50 is prime. [Kazemi]

Submitted: 2004-07-04 04:04:25;   Last Modified: 2008-01-30 11:28:00.
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