Q: Is 123,407 a Prime Number?

A: Yes, 123,407 is a prime number.

Why is 123,407 a prime number?

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

The number 123407 can be evenly divided by 1 and 123,407, with no remainder.

Since 123,407 can be divided by just 1 and 123,407, it is a prime number.

Number	123,405	123,406	123,408	123,409
Prime?	no	no	no	no

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

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