Q: Is 4,945 a Prime Number?

A: No, 4,945 is not a prime number.

Why is 4,945 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 4945 can be evenly divided by 1 5 23 43 115 215 989 and 4,945, with no remainder.

Since 4,945 cannot be divided by just 1 and 4,945, it is not a prime number.

Number	4,943	4,944	4,946	4,947
Prime?	yes	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