Q: Is 268,720 a Prime Number?
A: No, 268,720 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 268720 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 3,359 6,718 13,436 16,795 26,872 33,590 53,744 67,180 134,360 and 268,720, with no remainder.
Since 268,720 cannot be divided by just 1 and 268,720, it is not a prime number.