Q: Is 478,504 a Prime Number?
A: No, 478,504 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 478504 can be evenly divided by 1 2 4 8 13 26 43 52 86 104 107 172 214 344 428 559 856 1,118 1,391 2,236 2,782 4,472 4,601 5,564 9,202 11,128 18,404 36,808 59,813 119,626 239,252 and 478,504, with no remainder.
Since 478,504 cannot be divided by just 1 and 478,504, it is not a prime number.