14
This number is a composite.
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The concatenation of 14, the 1st and the 4th primes, is a
prime whose sum of digits is 14. Note that the product
of the 1st and the 4th primes is 14. [Silva]
Submitted: 2009-05-04 01:32:55; Last Modified: 2009-05-14 01:29:03.
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