This number is a prime.

                                                        753275327 5327532753

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The only prime less than a googol formed by concatenating in descending order the prime digits 7, 5, 3, 2 repeating this procedure. [Loungrides]

Submitted: 2018-01-19 07:36:59;   Last Modified: 2018-12-10 11:26:01.
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