Q: Is 111,623 a Prime Number?

A: Yes, 111,623 is a prime number.

Why is 111,623 a prime number?

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

The number 111623 can be evenly divided by 1 and 111,623, with no remainder.

Since 111,623 can be divided by just 1 and 111,623, it is a prime number.

Number	111,621	111,622	111,624	111,625
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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