Q: Is 20,790 a Composite Number?

 A: Yes, 20,790 is a composite number.

Why is 20,790 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 20,790 can be evenly divided by 1 2 3 5 6 7 9 10 11 14 15 18 21 22 27 30 33 35 42 45 54 55 63 66 70 77 90 99 105 110 126 135 154 165 189 198 210 231 270 297 315 330 378 385 462 495 594 630 693 770 945 990 1,155 1,386 1,485 1,890 2,079 2,310 2,970 3,465 4,158 6,930 10,395 and 20,790, with no remainder.

Since 20,790 cannot be divided by just 1 and 20,790, it is a composite number.


More Examples

Number 20,78820,78920,79120,792
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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