5101

This number is a prime.

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5101 is the concatenation of the lessers of the twin prime pairs (5, 7) and (101, 103). The concatenation of the greaters, 7 and 103, gives 7103 which is also prime. [Galliani]

Submitted: 2019-04-13 09:10:35;   Last Modified: 2023-10-09 02:32:09.
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