157119131933

This number is a prime.

15 7119131933

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{157119131933, 193319131571} is the smallest case of a pair of 12-digit primes concatenating in ascending and descending order to form three 4-digit consecutive Honaker primes, i.e., {1571, 1913, 1933}. [Bajpai]

Submitted: 2020-01-27 00:38:36; Last Modified: 2020-06-17 22:31:12.