Q: Is 278,950 a Prime Number?
A: No, 278,950 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 278950 can be evenly divided by 1 2 5 7 10 14 25 35 50 70 175 350 797 1,594 3,985 5,579 7,970 11,158 19,925 27,895 39,850 55,790 139,475 and 278,950, with no remainder.
Since 278,950 cannot be divided by just 1 and 278,950, it is not a prime number.