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Is 2688 a perfect number? [SOLVED]

Answer


2688 is not perfect because:

1 + 2 + 3 + 4 + 6 + 7 + 8 + 12 + 14 + 16 + 21 + 24 + 28 + 32 + 42 + 48 + 56 + 64 + 84 + 96 + 112 + 128 + 168 + 192 + 224 + 336 + 384 + 448 + 672 + 896 + 1344 2688
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