Q: Is 40,921 a Prime Number?
A: No, 40,921 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 40921 can be evenly divided by 1 151 271 and 40,921, with no remainder.
Since 40,921 cannot be divided by just 1 and 40,921, it is not a prime number.