6988699669998001
This number is a prime.
698869 9669998001
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The smallest invertible prime p containing all of the
invertible digits {0, 1, 6, 8, 9} formed by the
concatenation of four consecutive four-digit invertible
-digit non-prime numbers, i.e., {6988||6996||6999||8001}. [Bajpai]
Submitted: 2020-04-16 19:01:59; Last Modified: 2020-04-16 21:19:47.
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