56,000,000,000 or 56 x 10^9 or 5.6 x 10^10
I write 620 billion as 620 billion.
14 billion dollars
56% = 0.56
Write 56/1 .
Sixteen point two billion is how I would write it.
You write 3.56 billion as 3,560,000,000.
You can write 40.3 billion as 40,300,000,000.
.56
21/56 OR 21 -- 56
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.