17
This number is a prime.
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The first prime that is not a Higgs prime for squares or cubes. This follows from the fact that 17 is a Fermat prime Fn = 22n + 1 (with n = 2), and hence not a Higgs prime for powers below 2n. [Beedassy]
Submitted: 2008-01-11 20:36:37; Last Modified: 2008-01-30 17:28:00.
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