Q: Is 309,420 a Composite Number?

 A: Yes, 309,420 is a composite number.

Why is 309,420 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 309,420 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 191 270 324 382 405 540 573 764 810 955 1,146 1,620 1,719 1,910 2,292 2,865 3,438 3,820 5,157 5,730 6,876 8,595 10,314 11,460 15,471 17,190 20,628 25,785 30,942 34,380 51,570 61,884 77,355 103,140 154,710 and 309,420, with no remainder.

Since 309,420 cannot be divided by just 1 and 309,420, it is a composite number.


More Examples

Number 309,418309,419309,421309,422
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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