Q: Is 21,625,425 a Composite Number?

 A: Yes, 21,625,425 is a composite number.

Why is 21,625,425 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 21,625,425 can be evenly divided by 1 3 5 9 15 25 45 75 223 225 431 669 1,115 1,293 2,007 2,155 3,345 3,879 5,575 6,465 10,035 10,775 16,725 19,395 32,325 50,175 96,113 96,975 288,339 480,565 865,017 1,441,695 2,402,825 4,325,085 7,208,475 and 21,625,425, with no remainder.

Since 21,625,425 cannot be divided by just 1 and 21,625,425, it is a composite number.


More Examples

Number 21,625,42321,625,42421,625,42621,625,427
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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