Q: Is 280,504 a Prime Number?
A: No, 280,504 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 280504 can be evenly divided by 1 2 4 7 8 14 28 56 5,009 10,018 20,036 35,063 40,072 70,126 140,252 and 280,504, with no remainder.
Since 280,504 cannot be divided by just 1 and 280,504, it is not a prime number.