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This number is a composite.
Single Curio View: (Seek other curios for this number)42 is the smallest number k that is equal to the sum of the nonprime proper divisors of k, i.e., 42 = 1 + 6 + 14 + 21. Integers with this property are the product of a perfect number and a Carol prime. [Honaker]
Submitted: 2020-01-26 14:57:30; Last Modified: 2022-11-22 17:22:45.
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