Q: Is 987,790 a Prime Number?

A: No, 987,790 is not a prime number.

Why is 987,790 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 987790 can be evenly divided by 1 2 5 10 98,779 197,558 493,895 and 987,790, with no remainder.

Since 987,790 cannot be divided by just 1 and 987,790, it is not a prime number.

Number	987,788	987,789	987,791	987,792
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