Q: Is 1,206,315 a Prime Number?
A: No, 1,206,315 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 1206315 can be evenly divided by 1 3 5 9 11 15 33 45 55 99 165 495 2,437 7,311 12,185 21,933 26,807 36,555 80,421 109,665 134,035 241,263 402,105 and 1,206,315, with no remainder.
Since 1,206,315 cannot be divided by just 1 and 1,206,315, it is not a prime number.