1365
This number is a composite.
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The smallest number that has four distinct prime factors
whose arithmetic mean is also a prime number: 1365 = 3*5*7*13 and (3+5+7+13)/4 = 7. [Roldan]
Submitted: 2011-03-14 19:16:02; Last Modified: 2011-03-15 02:56:42.
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