3133353739

This number is a composite.

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The only brilliant number concatenated from five successive double-digit odd-digit numbers, beginning with the same digit, i.e., 3133353739 = 49429 x 63391. [Loungrides]

Submitted: 2021-01-17 08:18:19;   Last Modified: 2021-01-17 14:06:35.
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