30,500,000,000,000
I write 620 billion as 620 billion.
12.2
Sixteen point two billion is how I would write it.
You write 3.56 billion as 3,560,000,000.
30,500,000,000,000
305 million = 0.305 billion
I write 620 billion as 620 billion.
12.2
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.
2.2951
2.623
0.2689
305
You can write out 1.8 billion as "1,800,000,000" or "one billion eight hundred million."