Q: Is 643,024 a Prime Number?
A: No, 643,024 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 643024 can be evenly divided by 1 2 4 8 16 40,189 80,378 160,756 321,512 and 643,024, with no remainder.
Since 643,024 cannot be divided by just 1 and 643,024, it is not a prime number.