Q: Is 12,921 a Prime Number?
A: No, 12,921 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 12921 can be evenly divided by 1 3 59 73 177 219 4,307 and 12,921, with no remainder.
Since 12,921 cannot be divided by just 1 and 12,921, it is not a prime number.