Q: Is 671,336 a Prime Number?
A: No, 671,336 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 671336 can be evenly divided by 1 2 4 8 31 62 124 248 2,707 5,414 10,828 21,656 83,917 167,834 335,668 and 671,336, with no remainder.
Since 671,336 cannot be divided by just 1 and 671,336, it is not a prime number.