Q: Is 248,405 a Prime Number?
A: No, 248,405 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 248405 can be evenly divided by 1 5 49,681 and 248,405, with no remainder.
Since 248,405 cannot be divided by just 1 and 248,405, it is not a prime number.