Q: Is 278,949 a Prime Number?
A: No, 278,949 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 278949 can be evenly divided by 1 3 11 33 79 107 237 321 869 1,177 2,607 3,531 8,453 25,359 92,983 and 278,949, with no remainder.
Since 278,949 cannot be divided by just 1 and 278,949, it is not a prime number.