Q: Is 120,921 a Prime Number?
A: No, 120,921 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 120921 can be evenly divided by 1 3 17 51 2,371 7,113 40,307 and 120,921, with no remainder.
Since 120,921 cannot be divided by just 1 and 120,921, it is not a prime number.