Q: Is 530,404 a Prime Number?
A: No, 530,404 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 530404 can be evenly divided by 1 2 4 7 14 19 28 38 76 133 266 532 997 1,994 3,988 6,979 13,958 18,943 27,916 37,886 75,772 132,601 265,202 and 530,404, with no remainder.
Since 530,404 cannot be divided by just 1 and 530,404, it is not a prime number.