31379

This number is a prime.

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The largest prime such that every two consecutive digits is a prime number (31, 13, 37 and 79) and is at the same time a right-truncatable prime (31379, 3137, 313, 31 and 3 are primes). [Rivera]

Submitted: 2019-07-14 06:51:34;   Last Modified: 2019-07-14 08:37:09.
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