Q: Is 1,500,728 a Prime Number?
A: No, 1,500,728 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 1500728 can be evenly divided by 1 2 4 8 149 298 596 1,192 1,259 2,518 5,036 10,072 187,591 375,182 750,364 and 1,500,728, with no remainder.
Since 1,500,728 cannot be divided by just 1 and 1,500,728, it is not a prime number.