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Single Curio View: (Seek other curios for this number) The only known natural number n > 0 such that the sum of the five known Fermat primes raised to the power n is prime. Curiously, it is the product of the first two Fermat primes. [Capelle]
Submitted: 20090601 08:19:21; Last Modified: 20090601 15:29:52.
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