Q: Is 189,921 a Prime Number?
A: No, 189,921 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 189921 can be evenly divided by 1 3 29 37 59 87 111 177 1,073 1,711 2,183 3,219 5,133 6,549 63,307 and 189,921, with no remainder.
Since 189,921 cannot be divided by just 1 and 189,921, it is not a prime number.