3.8 Billion = 3,800,000,000.
In words, this is three billion, eight hundred million.
I write 620 billion as 620 billion.
Sixteen point two billion is how I would write it.
You can write 38% as .38 or as 38/100 or 19/50 if you prefer.
You write 3.56 billion as 3,560,000,000.
You can write 40.3 billion as 40,300,000,000.
You write 38 billion (38,000,000,000) in standard form as 3.8 × 1010
38,000,000,000
It is ABC38,000,000,000 where ABC is the ISO code for the currency. There is a different currency code for dollars from different countries.
I write 620 billion as 620 billion.
Sixteen point two billion is how I would write it.
You can write 38% as .38 or as 38/100 or 19/50 if you prefer.
You write 3.56 billion as 3,560,000,000.
You can write 40.3 billion as 40,300,000,000.
You can write out 1.8 billion as "1,800,000,000" or "one billion eight hundred million."
Since you asked how I would write the number, the answer is 1031.
1,000 billion billion is: 1,000,000,000,000,000,000,000
35.9204067 billion