Q: Is 671,450 a Prime Number?
A: No, 671,450 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 671450 can be evenly divided by 1 2 5 10 13 25 26 50 65 130 325 650 1,033 2,066 5,165 10,330 13,429 25,825 26,858 51,650 67,145 134,290 335,725 and 671,450, with no remainder.
Since 671,450 cannot be divided by just 1 and 671,450, it is not a prime number.