24

This number is a composite.

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prime(1)^prime(1) + prime(2)^prime(2) + ... + prime(24)^prime(24) is prime. The next such prime (if it exists) has more than 46000 digits. [Firoozbakht]

Submitted: 2009-04-14 10:27:24;   Last Modified: 2009-04-18 21:24:23.
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