Q: Is 309,640 a Composite Number?

 A: Yes, 309,640 is a composite number.

Why is 309,640 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 309,640 can be evenly divided by 1 2 4 5 8 10 20 40 7,741 15,482 30,964 38,705 61,928 77,410 154,820 and 309,640, with no remainder.

Since 309,640 cannot be divided by just 1 and 309,640, it is a composite number.


More Examples

Number 309,638309,639309,641309,642
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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