Q: Is 689,085 a Prime Number?
A: No, 689,085 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 689085 can be evenly divided by 1 3 5 9 15 45 15,313 45,939 76,565 137,817 229,695 and 689,085, with no remainder.
Since 689,085 cannot be divided by just 1 and 689,085, it is not a prime number.