16018989989
This number is a prime.
1 6018989989
The smallest invertible prime P containing all the
invertible digits that is the sum of three consecutive
squares: (73072^2 + 73073^2 + 73074^2). Curiously, P is
also expressible as sum of two squares: (122465^2 +
31958^2). [Bajpai]
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