Q: Is 221,040 a Composite Number?

 A: Yes, 221,040 is a composite number.

Why is 221,040 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 221,040 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 307 360 614 720 921 1,228 1,535 1,842 2,456 2,763 3,070 3,684 4,605 4,912 5,526 6,140 7,368 9,210 11,052 12,280 13,815 14,736 18,420 22,104 24,560 27,630 36,840 44,208 55,260 73,680 110,520 and 221,040, with no remainder.

Since 221,040 cannot be divided by just 1 and 221,040, it is a composite number.


More Examples

Number 221,038221,039221,041221,042
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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