Q: Is 561,990 a Composite Number?

 A: Yes, 561,990 is a composite number.

Why is 561,990 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 561,990 can be evenly divided by 1 2 3 5 6 10 11 13 15 22 26 30 33 39 55 65 66 78 110 130 131 143 165 195 262 286 330 390 393 429 655 715 786 858 1,310 1,430 1,441 1,703 1,965 2,145 2,882 3,406 3,930 4,290 4,323 5,109 7,205 8,515 8,646 10,218 14,410 17,030 18,733 21,615 25,545 37,466 43,230 51,090 56,199 93,665 112,398 187,330 280,995 and 561,990, with no remainder.

Since 561,990 cannot be divided by just 1 and 561,990, it is a composite number.


More Examples

Number 561,988561,989561,991561,992
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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