Q: Is 208,921 a Prime Number?
A: No, 208,921 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 208921 can be evenly divided by 1 401 521 and 208,921, with no remainder.
Since 208,921 cannot be divided by just 1 and 208,921, it is not a prime number.