775878563

This number is a prime.

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775878563 is the start of a run of 4 consecutive emirps such that the sum is equal to the sum of their reversals: 775878563 + 775878569 + 775878577 + 775878599 = 365878577 + 965878577 + 775878577 + 995878577. Found by Giovanni Resta, 2004. [Rivera]

Submitted: 2018-07-02 11:28:42;   Last Modified: 2019-01-29 13:27:05.
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