1.9 x 109
It is 19/7170000000.However, it is probably better to use the standard form: 19/(7.17*10^9).
I write 620 billion as 620 billion.
Sixteen point two billion is how I would write it.
You write 3.56 billion as 3,560,000,000.
19,000,000,000
19,000,000,000,000,000
19,000,276,000
1.9 x 109
Nineteen billion in figures would be 19,000,000,000 A billion is now accepted as being 1,000,000,000 when previously a billion was 1,000,000,000,000 ( a million million).
It is 19/7170000000.However, it is probably better to use the standard form: 19/(7.17*10^9).
I write 620 billion as 620 billion.
Sixteen point two billion is how I would write it.
You write 3.56 billion as 3,560,000,000.
40,300,000,000
nineteen billion six hundred million eight hundred thousand four
As a number it is: 1,800,000,000 = 1.8 billion