Q: Is 320,072 a Prime Number?
A: No, 320,072 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 320072 can be evenly divided by 1 2 4 8 40,009 80,018 160,036 and 320,072, with no remainder.
Since 320,072 cannot be divided by just 1 and 320,072, it is not a prime number.