Q: Is 6,615 a Prime Number?
A: No, 6,615 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 6615 can be evenly divided by 1 3 5 7 9 15 21 27 35 45 49 63 105 135 147 189 245 315 441 735 945 1,323 2,205 and 6,615, with no remainder.
Since 6,615 cannot be divided by just 1 and 6,615, it is not a prime number.