79

This number is a prime.

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The first prime having a partition the reciprocals of whose parts sum up to unity : 79 = 3 + 4 + 6 + 12 + 18 + 18 + 18, and we have 1/3 + 1/4 + 1/6 + 1/12 + 1/18 + 1/18 + 1/18 = 1. [Beedassy]

Submitted: 2014-09-04 10:23:04;   Last Modified: 2025-03-26 11:43:19.
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