66

This number is a composite.

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The smallest number that can be expressed as a sum of two two-digit primes, each ending with the digit three, in two different ways (66 = 13 + 53 = 23 + 43). [Sladcik]

Submitted: 2004-09-14 11:53:17;   Last Modified: 2008-01-30 11:28:00.
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