11177...14731 (26-digits)

This number is a prime.

111773 5979413771 4323614731

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The smallest prime formed from 13 distinct double-digit primes, so that deleting from right to left one of them each time, always remain a prime. [Loungrides]

Submitted: 2012-11-12 19:39:29; Last Modified: 2019-03-19 00:31:18.