It is one billion one hundred sixty million.
One Billion, ninety one million. 1.091 Billion is another way to say it.
One Billion Five Hundred and Seventeen Million = 1,517,000,000
0.4 billion is four tenths of one billion. One tenth of a billion is 100 million. (A billion is one thousand millions.) So four tenths of a billion is 400 million, or 400,000,000.
13.1 billion = 13,100,000,000 = thirteen billion one hundred million
One billion, two hundred million.
99,999,000,000 Ninety nine billion, 999 million.
1,200,000,000. One billion two hundred million.
In digits: 1,001,001,001 (Using the accepted "short scale" billion, which equals one thousand million.)
One billion, two hundred sixty million.
twenty-two billion, one hundred million.
One billion two hundred seventy million.
One-tenth of a billion is one hundred million, which is 100,000,000 in numerals.
One and fifteen hundredths of a billion or, more usefully, one billion one hundred and fifty million.
Three billion one hundred twelve million.
One billion five hundred million
One billion, four hundred ninety-three million or 1.493 billion.
1,001,001,001 or one billion, one million, one thousand, one.