5
This number is a prime.
Single Curio View: (Seek other curios for this number)
Fn = 2^(2^n) + 1 are semiprimes for n = 5, 6, 7, and 8. [De Geest and
Honaker]
Submitted: 2004-01-04 19:39:07; Last Modified: 2014-08-30 15:16:45.
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