Q: Is 9,911 a Prime Number?

A: No, 9,911 is not a prime number.

Why is 9,911 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 9911 can be evenly divided by 1 11 17 53 187 583 901 and 9,911, with no remainder.

Since 9,911 cannot be divided by just 1 and 9,911, it is not a prime number.

Number	9,909	9,910	9,912	9,913
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).

General Questions

Factoring Questions

Calculation Questions

Miscellaneous Questions