You can write 13 1/4 billion as 13,250,000,000 or 1.325 * 1010
13,000,000,000
13,000,000,000
13 000 400 002
91,013,070,002
$13 billion$13,000,000,000.00
You can write 13 1/4 billion as 13,250,000,000 or 1.325 * 1010
13,000,000,000
13,000,000,000
$18,130,000,000.00 or $18.13 billion
13,000,000,518
13 000 400 002
91,013,070,002
I write 620 billion as 620 billion.
91,013,070,002
42,126,003,013
Sixteen point two billion is how I would write it.