Answer
1860 is not perfect because:
1 + 2 + 3 + 4 + 5 + 6 + 10 + 12 + 15 + 20 + 30 + 31 + 60 + 62 + 93 + 124 + 155 + 186 + 310 + 372 + 465 + 620 + 930 ≠ 1860
Related links:
- All calculations
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- Is 1860 an even number?
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