This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).
Single Curio View: (Seek other curios for this number)Prime formed by concatenating the Fibonnaci numbers f(397) to f(407). [Rivera]
Submitted: 2020-08-01 02:42:09; Last Modified: 2020-08-30 19:48:00.
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