Q: Is 38,421 a Prime Number?
A: No, 38,421 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 38421 can be evenly divided by 1 3 9 27 1,423 4,269 12,807 and 38,421, with no remainder.
Since 38,421 cannot be divided by just 1 and 38,421, it is not a prime number.