Q: Is 1,500,723 a Prime Number?
A: No, 1,500,723 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 1500723 can be evenly divided by 1 3 7 9 21 41 49 63 83 123 147 249 287 369 441 581 747 861 1,743 2,009 2,583 3,403 4,067 5,229 6,027 10,209 12,201 18,081 23,821 30,627 36,603 71,463 166,747 214,389 500,241 and 1,500,723, with no remainder.
Since 1,500,723 cannot be divided by just 1 and 1,500,723, it is not a prime number.