# 1737674797

This number is a composite.

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The smallest brilliant number that can be represented as a concatenation of all double-digit primes ending with 7, i.e., 1737674797 = 17977 * 96661. Note that, by alternating the positions of the factors, 47, 97, we create another brilliant number, i.e., 1737679747 = 41479 * 41893. [Loungrides]

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