Q: Is 485,724 a Prime Number?
A: No, 485,724 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 485724 can be evenly divided by 1 2 3 4 6 12 17 34 51 68 102 204 2,381 4,762 7,143 9,524 14,286 28,572 40,477 80,954 121,431 161,908 242,862 and 485,724, with no remainder.
Since 485,724 cannot be divided by just 1 and 485,724, it is not a prime number.