Q: Is 320,140 a Prime Number?
A: No, 320,140 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 320140 can be evenly divided by 1 2 4 5 10 20 16,007 32,014 64,028 80,035 160,070 and 320,140, with no remainder.
Since 320,140 cannot be divided by just 1 and 320,140, it is not a prime number.