11353
This number is a prime.
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The smallest emirp made up of two palindromic primes: 11,
353. Note that the former is the digit sum of the latter,
as is exactly the case with the smallest palindromic prime
(17971) made up of two emirps: 17, 971; Moreover, 11353 is
a concatenation of two primes in another way: 113, 53. [Beedassy]
Submitted: 2009-11-18 13:52:58; Last Modified: 2009-11-19 03:59:36.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell