Q: Is 389,921 a Prime Number?
A: No, 389,921 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 389921 can be evenly divided by 1 7 53 371 1,051 7,357 55,703 and 389,921, with no remainder.
Since 389,921 cannot be divided by just 1 and 389,921, it is not a prime number.