This number is a prime.

                                                             1137 6747235397

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Johan Wiesenbauer found that is a "rolling" prime of type p1.p2.p3.p4.p5.p6.p7.p8 such that p8.p1.p2.p3.p4, p5.p6.p7, p7.p8.p1.p2.p3.p4, p5.p6 are also primes, where dot equals concatenation. [Rivera]

Submitted: 2020-07-21 16:56:54;   Last Modified: 2020-07-21 17:01:43.
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