Q: Is 172,372 a Prime Number?
A: No, 172,372 is 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 172372 can be evenly divided by 1 2 4 43,093 86,186 and 172,372, with no remainder.
Since 172,372 cannot be divided by just 1 and 172,372, it is not a prime number.