55555555555555999

This number is a prime.

                                                          5555555 5555555999

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The smallest prime in the sequence 999, 5999, 55999, 555999, 5555999, 55555999, 555555999, etc. [Jha]

Submitted: 2019-10-06 09:57:54;   Last Modified: 2019-10-06 09:59:16.
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