13471...47189 (199-digits)

This number is a composite.

            134718976 3921347189 7639213471 8976392134 7189763921 3471897639
2134718976 3921347189 7639213471 8976392134 7189763921 3471897639 2134718976
3921347189 7639213471 8976392134 7189763921 3471897639 2134718976 3921347189

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This number, formed from the concatenation of the final digit of the first 199 terms of the Lucas sequence, is itself divisible by the Lucas prime 199. [Rupinski]