13.7 billion in scientific notation is 1.37 x 1010 in the short scale, such as used in the US, and 1.37 x 1013 in the long scale, such as used in the UK.
80 billion in scientific notation is: 8.000000e+10
100 billion in scientific notation is: 1.000000e+11
It is: 7.5*10^9 = 7.5 billion in scientific notation
6.32 billion in scientific notation is: 6.32 x 109
Five billion in Scientific Notation = 5 x 109
100 billion in scientific notation is: 1.000000e+11
80 billion in scientific notation is: 8.000000e+10
660 billion in Scientific Notation = 6.6 x 1011
Three billion in Scientific Notation = 3 x 109
Four billion in Scientific Notation = 4 x 109
6.32 billion in scientific notation is: 6.32 x 109
Five billion in Scientific Notation = 5 x 109
It is: 7.5*10^9 = 7.5 billion in scientific notation
40 billion in Scientific Notation = 4 x 1010
17 billion in Scientific Notation = 1.7 x 1010
2.68 billion in Scientific Notation = 2.68 x 109
4064.6 billion in scientific notation is 4 X 10^12