Q: Is 671,289 a Prime Number?
A: No, 671,289 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 671289 can be evenly divided by 1 3 19 57 11,777 35,331 223,763 and 671,289, with no remainder.
Since 671,289 cannot be divided by just 1 and 671,289, it is not a prime number.