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Perfect Number
Is 620 a perfect number?
Is 620 a perfect number? [SOLVED]
Answer
620 is not perfect because:
1 + 2 + 4 + 5 + 10 + 20 + 31 + 62 + 124 + 155 + 310
≠
620
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620 is not perfect because:
620 is not perfect because:
