16225...88127 (33-digits)

This number is a prime.

                                        162 2592768292 1336339157 8010288127

+ In 1914, R. E. Powers announced that he had found M(107) to be prime and almost immediately E. Fauquembergue announced he also had discovered this fact. Note that 1914 was the start of WWI!

+ The second Mersenne prime that is a full period prime [Ewing]

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