Q: Is 389,421 a Prime Number?
A: No, 389,421 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 389421 can be evenly divided by 1 3 9 27 14,423 43,269 129,807 and 389,421, with no remainder.
Since 389,421 cannot be divided by just 1 and 389,421, it is not a prime number.