Q: Is 21,876,470 a Composite Number?

 A: Yes, 21,876,470 is a composite number.

Why is 21,876,470 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 21,876,470 can be evenly divided by 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 28,411 56,822 142,055 198,877 284,110 312,521 397,754 625,042 994,385 1,562,605 1,988,770 2,187,647 3,125,210 4,375,294 10,938,235 and 21,876,470, with no remainder.

Since 21,876,470 cannot be divided by just 1 and 21,876,470, it is a composite number.


More Examples

Number 21,876,46821,876,46921,876,47121,876,472
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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