If you mean 2,580,000 then it is 2.58*10^6 in scientific notation
Scientific notation is 5.80 x 10^2.
580 000 000
The decimal notation for 418/580 is 0.7206896552
580 000 000
.58 billion
Five Hundred Eighty Million
580 is the answer.
If you mean 580 then it is simply 580/1 as an improper fraction
580,000,000
580,000,000,000
0.000580
As a number it is: 580,000,000,000