Q: Is 1,020,315 a Prime Number?
A: No, 1,020,315 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 1020315 can be evenly divided by 1 3 5 15 251 271 753 813 1,255 1,355 3,765 4,065 68,021 204,063 340,105 and 1,020,315, with no remainder.
Since 1,020,315 cannot be divided by just 1 and 1,020,315, it is not a prime number.