Q: Is 123,240,309 a Prime Number?

 A: No, 123,240,309 is not a prime number.

Why is 123,240,309 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 123240309 can be evenly divided by 1 3 71 83 213 249 5,893 6,971 17,679 20,913 494,941 578,593 1,484,823 1,735,779 41,080,103 and 123,240,309, with no remainder.

Since 123,240,309 cannot be divided by just 1 and 123,240,309, it is not a prime number.


More Examples

  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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