Q: Is 689,090 a Prime Number?
A: No, 689,090 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 689090 can be evenly divided by 1 2 5 10 68,909 137,818 344,545 and 689,090, with no remainder.
Since 689,090 cannot be divided by just 1 and 689,090, it is not a prime number.