100689
This number is a composite.
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The smallest emirpimes containing all of the invertible digits {0, 1, 6, 8, 9} such when rotated by 180
degrees becomes a "reversible sphenic number" (689001). [Bajpai]
Submitted: 2020-08-01 18:13:00; Last Modified: 2020-08-01 18:39:31.
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