Q: Is 400,304 a Prime Number?
A: No, 400,304 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 400304 can be evenly divided by 1 2 4 8 16 127 197 254 394 508 788 1,016 1,576 2,032 3,152 25,019 50,038 100,076 200,152 and 400,304, with no remainder.
Since 400,304 cannot be divided by just 1 and 400,304, it is not a prime number.