Q: Is 671,824 a Prime Number?
A: No, 671,824 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 671824 can be evenly divided by 1 2 4 8 16 199 211 398 422 796 844 1,592 1,688 3,184 3,376 41,989 83,978 167,956 335,912 and 671,824, with no remainder.
Since 671,824 cannot be divided by just 1 and 671,824, it is not a prime number.