Q: Is 205,980 a Prime Number?
A: No, 205,980 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 205980 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 3,433 6,866 10,299 13,732 17,165 20,598 34,330 41,196 51,495 68,660 102,990 and 205,980, with no remainder.
Since 205,980 cannot be divided by just 1 and 205,980, it is not a prime number.