Q: Is 90,180 a Composite Number?

 A: Yes, 90,180 is a composite number.

Why is 90,180 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 90,180 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 167 180 270 334 501 540 668 835 1,002 1,503 1,670 2,004 2,505 3,006 3,340 4,509 5,010 6,012 7,515 9,018 10,020 15,030 18,036 22,545 30,060 45,090 and 90,180, with no remainder.

Since 90,180 cannot be divided by just 1 and 90,180, it is a composite number.


More Examples

Number 90,17890,17990,18190,182
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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