131711

This number is a prime.

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The larger of two primes concatenated from first three successive double-digit primes, 11, 13, 17, whose product creates the smallest 2-sphenic number that consists of four successive digits, i.e., 2431=11*13*17. [Loungrides]

Submitted: 2019-06-21 17:35:25;   Last Modified: 2021-06-28 15:27:11.
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