Q: Is 21,131,012 a Composite Number?

 A: Yes, 21,131,012 is a composite number.

Why is 21,131,012 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 21,131,012 can be evenly divided by 1 2 4 7 14 28 47 94 188 329 658 1,316 16,057 32,114 64,228 112,399 224,798 449,596 754,679 1,509,358 3,018,716 5,282,753 10,565,506 and 21,131,012, with no remainder.

Since 21,131,012 cannot be divided by just 1 and 21,131,012, it is a composite number.


More Examples

Number 21,131,01021,131,01121,131,01321,131,014
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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