1000000001159
This number is a prime.
100 0000001159
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Smallest emirp with emirp number of digits and emirp sum of digits. 1000000001159 is prime, and R(1000000001159) =
951100000000 is prime, and sod(1000000001159) = 17 is
prime, and R(17) = 71 is prime, and 13 digits in length is
prime and R(13) = 31 is prime. [Post]
Submitted: 2009-11-19 17:47:59; Last Modified: 2009-11-21 00:25:55.
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