18116...01109 (588-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 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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