Q: Is 405,420 a Composite Number?

 A: Yes, 405,420 is a composite number.

Why is 405,420 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 405,420 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 233 290 348 435 466 580 699 870 932 1,165 1,398 1,740 2,330 2,796 3,495 4,660 6,757 6,990 13,514 13,980 20,271 27,028 33,785 40,542 67,570 81,084 101,355 135,140 202,710 and 405,420, with no remainder.

Since 405,420 cannot be divided by just 1 and 405,420, it is a composite number.


More Examples

Number 405,418405,419405,421405,422
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

Explore more about the number 405,420:


Ask a Question