10,000,000,000
It is: 1,200,000,000 or as 1.2*10^9 in scientific notation
1276
one billon
there are 9 zeros in a millon
4,000,000,000
I used Google - and typed in your question: 183 billion in scientific notation = 1.83 x 10^11.
7,009,000,245,000
2,700,000,000 or 2.7 × 109
900,000,000,000,000 (UK) or 900,000,000,000 (USA)
10 billon
1,000,052,006
4,497,000,000 miles.