# 23

This number is a prime.

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The first prime whose complexity
is a prime smaller than itself (i.e., whose representation
involving only addition, multiplication, brackets and 1's
makes use of a smaller prime number of 1's):
{(1+1)*(1+1+1)+1}*(1+1+1)+1+1. [Beedassy]
Submitted: 2009-07-29 03:00:43; Last Modified: 2009-07-29 05:38:49.

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