127709

This number is a prime.

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The only prime concatenated from two 3-digit emirps, with the property the first emirp being the index of the 2nd emirp, i.e., the 127th prime is 709. [Loungrides]

Submitted: 2016-10-19 11:55:34;   Last Modified: 2019-03-03 07:49:48.
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