Q: Is 689,723 a Prime Number?
A: Yes, 689,723 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 689723 can be evenly divided by 1 and 689,723, with no remainder.
Since 689,723 can be divided by just 1 and 689,723, it is a prime number.