Q: Is 21,027,897 a Composite Number?

 A: Yes, 21,027,897 is a composite number.

Why is 21,027,897 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 21,027,897 can be evenly divided by 1 3 9 11 27 33 99 101 297 303 701 909 1,111 2,103 2,727 3,333 6,309 7,711 9,999 18,927 23,133 29,997 69,399 70,801 208,197 212,403 637,209 778,811 1,911,627 2,336,433 7,009,299 and 21,027,897, with no remainder.

Since 21,027,897 cannot be divided by just 1 and 21,027,897, it is a composite number.


More Examples

Number 21,027,89521,027,89621,027,89821,027,899
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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