Q: Is 268,540 a Prime Number?
A: No, 268,540 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 268540 can be evenly divided by 1 2 4 5 10 20 29 58 116 145 290 463 580 926 1,852 2,315 4,630 9,260 13,427 26,854 53,708 67,135 134,270 and 268,540, with no remainder.
Since 268,540 cannot be divided by just 1 and 268,540, it is not a prime number.