This number is a prime.
Single Curio View: (Seek other curios for this number)Only non-titanic emirp, that is the product of a repunit number and all its truncations minus four, i.e., 111*11*1-4. [Gupta]
Submitted: 2019-05-26 20:29:41; Last Modified: 2019-05-26 20:55:22.
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