Q: Is 120,243,042 a Prime Number?

 A: No, 120,243,042 is not a prime number.

Why is 120,243,042 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 120243042 can be evenly divided by 1 2 3 6 9 18 27 54 81 162 742,241 1,484,482 2,226,723 4,453,446 6,680,169 13,360,338 20,040,507 40,081,014 60,121,521 and 120,243,042, with no remainder.

Since 120,243,042 cannot be divided by just 1 and 120,243,042, it is not a prime number.


More Examples

Number 120,243,040120,243,041120,243,043120,243,044
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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