8167
This number is a prime.
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The 4th largest known prime n such that n divides the (right) concatenation of all numbers from 1 to n written in
base-10 (most significant digit on left). Found by Jeff Heleen, 2002. [Rivera]
Submitted: 2018-08-26 23:16:09; Last Modified: 2019-01-29 19:47:55.
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