This number is a prime.
Single Curio View: (Seek other curios for this number)The largest odd highly-imperfect number, which sets a record for the value of |sigma(n)-2n|, is a(79) = 719. Both 79 and 719 are prime. [Post]
Submitted: 2010-05-29 01:00:44; Last Modified: 2010-05-29 07:07:41.
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