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Perfect Number
Is 690 a perfect number?
Is 690 a perfect number? [SOLVED]
Answer
690 is not perfect because:
1 + 2 + 3 + 5 + 6 + 10 + 15 + 23 + 30 + 46 + 69 + 115 + 138 + 230 + 345
≠
690
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690 is not perfect because:
690 is not perfect because:
