Q: Is 172,180 a Prime Number?

A: No, 172,180 is not a prime number.

Why is 172,180 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 172180 can be evenly divided by 1 2 4 5 10 20 8,609 17,218 34,436 43,045 86,090 and 172,180, with no remainder.

Since 172,180 cannot be divided by just 1 and 172,180, it is not a prime number.

Number	172,178	172,179	172,181	172,182
Prime?	no	no	yes	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