Q: Is 678,950 a Prime Number?
A: No, 678,950 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 678950 can be evenly divided by 1 2 5 10 25 37 50 74 185 367 370 734 925 1,835 1,850 3,670 9,175 13,579 18,350 27,158 67,895 135,790 339,475 and 678,950, with no remainder.
Since 678,950 cannot be divided by just 1 and 678,950, it is not a prime number.