Q: Is 478,550 a Prime Number?
A: No, 478,550 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 478550 can be evenly divided by 1 2 5 10 17 25 34 50 85 170 425 563 850 1,126 2,815 5,630 9,571 14,075 19,142 28,150 47,855 95,710 239,275 and 478,550, with no remainder.
Since 478,550 cannot be divided by just 1 and 478,550, it is not a prime number.