Q: Is 109,725 a Prime Number?

 A: No, 109,725 is not a prime number.

Why is 109,725 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 109725 can be evenly divided by 1 3 5 7 11 15 19 21 25 33 35 55 57 75 77 95 105 133 165 175 209 231 275 285 385 399 475 525 627 665 825 1,045 1,155 1,425 1,463 1,925 1,995 3,135 3,325 4,389 5,225 5,775 7,315 9,975 15,675 21,945 36,575 and 109,725, with no remainder.

Since 109,725 cannot be divided by just 1 and 109,725, it is not a prime number.


More Examples

Number 109,723109,724109,726109,727
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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