Q: Is 485,400 a Prime Number?
A: No, 485,400 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 485400 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 809 1,618 2,427 3,236 4,045 4,854 6,472 8,090 9,708 12,135 16,180 19,416 20,225 24,270 32,360 40,450 48,540 60,675 80,900 97,080 121,350 161,800 242,700 and 485,400, with no remainder.
Since 485,400 cannot be divided by just 1 and 485,400, it is not a prime number.