545

This number is a composite.

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The smallest palindrome resulting from the sum of an ascending sequence of consecutive primes with a descending sequence of the same primes as exponents (27 + 35 + 53 + 72 = 545). [Gevisier]

Submitted: 2001-04-04 16:50:44;   Last Modified: 2008-01-30 11:28:00.
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