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