6181009

This number is a prime.

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The smallest invertible prime containing all the invertible digits {0, 1, 6, 8, 9} such that 6181009^(6+1+8+1+0+0+9) - 98610 is prime. Note that 98610 is the largest integer containing all the distinct invertible digits. [Bajpai]

Submitted: 2018-07-04 21:53:30;   Last Modified: 2020-06-16 03:59:17.
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