Q: Is 171,939 a Prime Number?
A: No, 171,939 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 171939 can be evenly divided by 1 3 37 111 1,549 4,647 57,313 and 171,939, with no remainder.
Since 171,939 cannot be divided by just 1 and 171,939, it is not a prime number.