Q: Is 279,940 a Prime Number?
A: No, 279,940 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 279940 can be evenly divided by 1 2 4 5 10 20 13,997 27,994 55,988 69,985 139,970 and 279,940, with no remainder.
Since 279,940 cannot be divided by just 1 and 279,940, it is not a prime number.