Q: Is 163,604 a Prime Number?
A: No, 163,604 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 163604 can be evenly divided by 1 2 4 7 14 28 5,843 11,686 23,372 40,901 81,802 and 163,604, with no remainder.
Since 163,604 cannot be divided by just 1 and 163,604, it is not a prime number.