11111...11133 (715-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

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The smallest prime in the sequence 33, 133, 1133, 11133, 111133, 1111133, 11111133, etc. [Bajpai]

Submitted: 2018-05-04 14:42:52; Last Modified: 2018-05-04 14:51:50.