Q: Is 21,100,742 a Composite Number?

 A: Yes, 21,100,742 is a composite number.

Why is 21,100,742 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 21,100,742 can be evenly divided by 1 2 13 26 79 158 1,027 2,054 10,273 20,546 133,549 267,098 811,567 1,623,134 10,550,371 and 21,100,742, with no remainder.

Since 21,100,742 cannot be divided by just 1 and 21,100,742, it is a composite number.


More Examples

Number 21,100,74021,100,74121,100,74321,100,744
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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