Q: Is 1,500,009 a Prime Number?
A: No, 1,500,009 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 1500009 can be evenly divided by 1 3 7 21 71,429 214,287 500,003 and 1,500,009, with no remainder.
Since 1,500,009 cannot be divided by just 1 and 1,500,009, it is not a prime number.