Q: Is 21,340,125 a Composite Number?

 A: Yes, 21,340,125 is a composite number.

Why is 21,340,125 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 21,340,125 can be evenly divided by 1 3 5 9 15 25 27 45 75 125 135 225 375 675 1,125 3,375 6,323 18,969 31,615 56,907 94,845 158,075 170,721 284,535 474,225 790,375 853,605 1,422,675 2,371,125 4,268,025 7,113,375 and 21,340,125, with no remainder.

Since 21,340,125 cannot be divided by just 1 and 21,340,125, it is a composite number.


More Examples

Number 21,340,12321,340,12421,340,12621,340,127
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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