9788879

This number is a prime.

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There are four Sophie Germain prime palindromes with sums of reciprocals of digits that are less than one. They are 2, 3, 5, and 9788879. [Gaydos]

Submitted: 2018-02-19 07:08:19;   Last Modified: 2018-02-19 17:41:19.
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