This number is a prime.
Single Curio View: (Seek other curios for this number)"Check this out. The second derivative of ex is ex, right? And ex evaluated at 0 is equal to 1, right? Therefore 2 has got to be a prime number." (from the paper A Curious Way to Test for Primes by Dennis P. Walsh, 2007)
Submitted: 2009-09-26 13:45:44; Last Modified: 2009-09-26 14:14:31.
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