190080061

This number is a prime.

Just showing those entries submitted by 'Bajpai': (Click here to show all)

+ The smallest strobogrammatic prime containing all the invertible digits {0, 1, 6, 8, 9} such that (a) its square (36130429589763721) is pandigital; (b) the reversal of its square (12736798592403163) is a pandigital prime. [Bajpai]

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