Q: Is 4,320,009 a Prime Number?
A: No, 4,320,009 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 4320009 can be evenly divided by 1 3 9 37 111 333 12,973 38,919 116,757 480,001 1,440,003 and 4,320,009, with no remainder.
Since 4,320,009 cannot be divided by just 1 and 4,320,009, it is not a prime number.