This number is a prime.

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The quartet of primes {7703, 1879, 1613, 719} produces 18 distinct prime concatenations via four primes (over 24 possible). A higher percentage quartet unknown. Found by Giovanni Resta. [Rivera]

Submitted: 2019-02-07 11:34:48;   Last Modified: 2019-02-07 11:50:05.
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