Q: Is 3,980 a Prime Number?

A: No, 3,980 is not a prime number.

Why is 3,980 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 3980 can be evenly divided by 1 2 4 5 10 20 199 398 796 995 1,990 and 3,980, with no remainder.

Since 3,980 cannot be divided by just 1 and 3,980, it is not a prime number.

Number	3,978	3,979	3,981	3,982
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