Q: Is 40,388 a Prime Number?
A: No, 40,388 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 40388 can be evenly divided by 1 2 4 23 46 92 439 878 1,756 10,097 20,194 and 40,388, with no remainder.
Since 40,388 cannot be divided by just 1 and 40,388, it is not a prime number.