Q: Is 40,840 a Prime Number?
A: No, 40,840 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 40840 can be evenly divided by 1 2 4 5 8 10 20 40 1,021 2,042 4,084 5,105 8,168 10,210 20,420 and 40,840, with no remainder.
Since 40,840 cannot be divided by just 1 and 40,840, it is not a prime number.