Q: Is 447,421 a Prime Number?
A: No, 447,421 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 447421 can be evenly divided by 1 13 127 271 1,651 3,523 34,417 and 447,421, with no remainder.
Since 447,421 cannot be divided by just 1 and 447,421, it is not a prime number.