Q: Is 320,875 a Prime Number?
A: No, 320,875 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 320875 can be evenly divided by 1 5 17 25 85 125 151 425 755 2,125 2,567 3,775 12,835 18,875 64,175 and 320,875, with no remainder.
Since 320,875 cannot be divided by just 1 and 320,875, it is not a prime number.