2111

This number is a prime.

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2111 = 1 + 2^2 + 2^3 + 2^5 + 2^7 + 2^11. The exponents are consecutive primes. [Noe]

Submitted: 2009-04-07 23:42:54;   Last Modified: 2009-04-08 11:52:34.
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