Q: Is 724,820 a Prime Number?
A: No, 724,820 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 724820 can be evenly divided by 1 2 4 5 10 20 36,241 72,482 144,964 181,205 362,410 and 724,820, with no remainder.
Since 724,820 cannot be divided by just 1 and 724,820, it is not a prime number.