Q: Is 428,250 a Prime Number?
A: No, 428,250 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 428250 can be evenly divided by 1 2 3 5 6 10 15 25 30 50 75 125 150 250 375 571 750 1,142 1,713 2,855 3,426 5,710 8,565 14,275 17,130 28,550 42,825 71,375 85,650 142,750 214,125 and 428,250, with no remainder.
Since 428,250 cannot be divided by just 1 and 428,250, it is not a prime number.