This number is a prime.

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401 is the 79th prime number. The exact value for the speed of light is 299792458 m/s, and beginning from position 299792458 in the decimal digits of π is the string 40179. [Slattery]

Submitted: 2016-02-22 01:56:37;   Last Modified: 2016-08-09 21:30:14.
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