98765432099
This number is a prime.
9 8765432099
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A prime that can be represented as the difference of a repunit number consisting of eleven 1's from the concatenation in reverse order of first eleven numbers, i.e., 109876543210 - 11111111111 = 98765432099. [Loungrides]
Submitted: 2015-11-15 04:07:45; Last Modified: 2020-08-05 11:26:47.
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