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Define perfect number with exampleit is so important |
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Answer» Step-by-step explanation: In NUMBER theory, a PERFECT number is a positive integer that is equal to the SUM of its proper positive divisors, that is, the sum of its positive divisors excluding the number itself. EQUIVALENTLY, a perfect number is a number that is half the sum of all of its positive divisors i.e. σ₁ = 2N. |
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