Q: Is 123,456,789 a Prime Number?

 A: No, 123,456,789 is not a prime number.

Why is 123,456,789 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 123456789 can be evenly divided by 1, 3, 9, 3,607, 3,803, 10,821, 11,409, 32,463, 34,227, 13,717,421, 41,152,263 and 123,456,789, with no remainder.

Since 123,456,789 cannot be divided by just 1 and 123,456,789, 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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