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 concatenation of the first 125 strobogrammatic numbers is a prime number. [Gaydos]
Submitted: 2018-02-24 09:20:17; Last Modified: 2018-02-24 09:49:07.
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