10101869
This number is a prime.
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The smallest Honaker prime P, containing all of the
strobogrammatic digits {0, 1, 6, 8, 9}, yields another
Honaker prime Q when rotated by 180 degrees. Curiously, P
and Q both are expressible as the sum of two squares. [Bajpai]
Submitted: 2019-06-05 02:19:24; Last Modified: 2019-06-05 11:56:55.
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