1084051191974761

This number is a prime.

108405 1191974761

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The smallest prime concatenated from the first five prime repfigit numbers, i.e., 1084051, 19, 197, 47, 61. [Loungrides]

Submitted: 2020-02-18 17:13:11; Last Modified: 2020-02-19 14:47:56.