Q: Is 206,540 a Prime Number?
A: No, 206,540 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 206540 can be evenly divided by 1 2 4 5 10 20 23 46 92 115 230 449 460 898 1,796 2,245 4,490 8,980 10,327 20,654 41,308 51,635 103,270 and 206,540, with no remainder.
Since 206,540 cannot be divided by just 1 and 206,540, it is not a prime number.