This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).
Single Curio View: (Seek other curios for this number)The smallest prime whose sum of digits is 8191, the fifth Mersenne prime. [Gupta]
Submitted: 2019-02-17 04:10:22; Last Modified: 2019-02-17 09:30:06.
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