Q: Is 8,415 a Prime Number?
A: No, 8,415 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 8415 can be evenly divided by 1 3 5 9 11 15 17 33 45 51 55 85 99 153 165 187 255 495 561 765 935 1,683 2,805 and 8,415, with no remainder.
Since 8,415 cannot be divided by just 1 and 8,415, it is not a prime number.