211

This number is a prime.

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The smallest number n for which the sum of the first n Honaker primes (4293721) and the sum of their prime indices (473761) are both prime numbers with the same sum of digits (28). [Gaydos]

Submitted: 2018-04-08 02:47:31;   Last Modified: 2018-06-28 16:30:34.
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