Answer
2040 is not perfect because:
1 + 2 + 3 + 4 + 5 + 6 + 8 + 10 + 12 + 15 + 17 + 20 + 24 + 30 + 34 + 40 + 51 + 60 + 68 + 85 + 102 + 120 + 136 + 170 + 204 + 255 + 340 + 408 + 510 + 680 + 1020 ≠ 2040
Related links:
- All calculations
- Is 2040 a composite number?
- Is 2040 an even number?
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- Is 2040 a perfect square?
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- Is 2040 a rational number?
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- What is the prime factorization of 2040?