12864321684211

This number is a composite.

                                                             1286 4321684211

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The concatenation in descending order of first eight powers of 2, (i.e., 2^7, 2^6, … , 2^1, 2^0), followed by 1, is a brilliant number, i.e., 12864321684211, whose the reversal, is a brilliant number, i.e, 12864321684211 = 1632199 x 7881589. [Loungrides]

Submitted: 2014-04-28 14:10:35;   Last Modified: 2020-05-29 15:30:13.
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