Wikipedia:Reference desk/Archives/Mathematics/2023 July 15
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July 15[edit]
Is zero deficient, perfect, or abundant??[edit]
Is zero deficient, perfect, or abundant?? Georgia guy (talk) 13:04, 15 July 2023 (UTC)
- These concepts are only defined for positive integers. The number 0 is divisible by all positive integers, and there is no number that is the sum of all positive integers. --Lambiam 15:36, 15 July 2023 (UTC)