Q: Is 40,687 a Prime Number?
A: No, 40,687 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 40687 can be evenly divided by 1 23 29 61 667 1,403 1,769 and 40,687, with no remainder.
Since 40,687 cannot be divided by just 1 and 40,687, it is not a prime number.