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This number is a prime.
Single Curio View: (Seek other curios for this number)The smallest 20-digit strobogrammatic prime formed from the concatenation of a pair of 10-digit invertible primes, i.e., (1008988681, 1898868001). [Loungrides]
Submitted: 2015-12-27 18:23:21; Last Modified: 2018-04-05 11:07:23.
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