Q: Is 721,648 a Composite Number?

 A: Yes, 721,648 is a composite number.

Why is 721,648 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 721,648 can be evenly divided by 1 2 4 8 16 23 37 46 53 74 92 106 148 184 212 296 368 424 592 848 851 1,219 1,702 1,961 2,438 3,404 3,922 4,876 6,808 7,844 9,752 13,616 15,688 19,504 31,376 45,103 90,206 180,412 360,824 and 721,648, with no remainder.

Since 721,648 cannot be divided by just 1 and 721,648, it is a composite number.


More Examples

Number 721,646721,647721,649721,650
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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