# 258

This number is a composite.

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The concatenation of all of the permutations of the digits
of 258 in order (258285528582825852) falls between a pair
of prime twins. Is there any larger number for which this
is true? [Gaydos]
Submitted: 2017-08-21 21:14:49; Last Modified: 2018-08-06 13:28:18.

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