4530

This number is a composite.

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The product of 4 palindromic primes 4530 = 2 * 3 * 5 * 151 has a sum of the factorials of its digits 4! + 5! + 3! + 0! = 151 equal to its largest prime factor. [Post]

Submitted: 2009-06-05 15:45:38; Last Modified: 2009-06-05 17:54:04.