1,000,000,000
3.2 billion is written as 3,200,000,000.
7.2 billion written out is seven billion two hundred million. In numerical form, it is represented as 7,200,000,000.
Six billion is written as 6,000,000,000.
5.9 billion = 5,900,000,000
It is: 1,400,000,000 = 1.4 billion
28.5 billion is written 28,500,000,000.
As a number it is: 3,090,000,000 = 3.09 billion
224 billion is written 224,000,000,000.
In english, 8 billion is written 8,000,000,000. In other languajes, like spanish, 8 billion is written 8,000,000,000,000
1.5 billion can be written in scientific notation as 1.5x10^9 or it can be written in standard form as1,500,000,000
2.3 billion is written: 2,300,000,000
10.9 billion is written as 10,900,000,000