Q: Is 207,421 a Prime Number?
A: No, 207,421 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 207421 can be evenly divided by 1 31 6,691 and 207,421, with no remainder.
Since 207,421 cannot be divided by just 1 and 207,421, it is not a prime number.