I write 620 billion as 620 billion.
Six hundred twenty.
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.
70, 620
620
620
six cent vingt
Six hundred twenty.
Sixteen point two billion is how I would write it.
You write 3.56 billion as 3,560,000,000.
Six hundred twenty.
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."
70, 620
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