1409

This number is a prime.

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The smallest emirp such that the emirp pair are PIPs [Prime-Indexed Primes]. E.g., 1409 is the 223rd prime and 9041 is the 1123rd prime. Both 223 and 1123 are prime. Emirpips? [Green]

Submitted: 2013-08-03 21:54:29;   Last Modified: 2020-06-01 01:44:12.
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