Q: Is 765,641 a Prime Number?
A: No, 765,641 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 765641 can be evenly divided by 1 37 20,693 and 765,641, with no remainder.
Since 765,641 cannot be divided by just 1 and 765,641, it is not a prime number.