155

This number is a composite.

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The sum of primes between smallest and largest prime factor inclusive of itself, i.e., 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29 + 31 = 155. [Post]

Submitted: 2009-03-08 07:23:09; Last Modified: 2022-09-22 16:01:04.