Q: Is 6,604 a Prime Number?
A: No, 6,604 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 6604 can be evenly divided by 1 2 4 13 26 52 127 254 508 1,651 3,302 and 6,604, with no remainder.
Since 6,604 cannot be divided by just 1 and 6,604, it is not a prime number.