Q: Is 320,660 a Prime Number?
A: No, 320,660 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 320660 can be evenly divided by 1 2 4 5 10 20 16,033 32,066 64,132 80,165 160,330 and 320,660, with no remainder.
Since 320,660 cannot be divided by just 1 and 320,660, it is not a prime number.