Q: Is 42,720 a Composite Number?

 A: Yes, 42,720 is a composite number.

Why is 42,720 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 42,720 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 89 96 120 160 178 240 267 356 445 480 534 712 890 1,068 1,335 1,424 1,780 2,136 2,670 2,848 3,560 4,272 5,340 7,120 8,544 10,680 14,240 21,360 and 42,720, with no remainder.

Since 42,720 cannot be divided by just 1 and 42,720, it is a composite number.


More Examples

Number 42,71842,71942,72142,722
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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