6563

This number is a prime.

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2 + 3 + 5 + … + 6563 = 6569 mod 6571 is the largest known (as of 2018) solution to the equation Sum(2,3, … p)=q mod r where p, q and r are consecutive primes. [Rivera]

Submitted: 2019-07-04 13:42:24;   Last Modified: 2019-07-04 16:51:12.
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