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Perfect Number
Is 630 a perfect number?
Is 630 a perfect number? [SOLVED]
Answer
630 is not perfect because:
1 + 2 + 3 + 5 + 6 + 7 + 9 + 10 + 14 + 15 + 18 + 21 + 30 + 35 + 42 + 45 + 63 + 70 + 90 + 105 + 126 + 210 + 315
≠
630
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