1885
This number is a composite.
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The smallest number, all of whose prime factors are of form 4n+1, whose sum of distinct prime factors is prime: 1885 = 5 * 13 * 29; 5 + 13 + 29 = 47. [Post]
Submitted: 2009-08-31 03:15:20; Last Modified: 2009-08-31 12:10:07.
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