1.7 billion is written as 1,700,000,000. There are nine zeros in one billion, so you can simply move the decimal point over nine places to the right get your answer of 1,700,000,000.
It is: 124,000,000,000 = 124 billion
1476 billion is 1,476,000,000,000
1.48 billion = 1,480,000,000
3,200,000,000
1,000,000,000
17 000 000 000.0023
1.52 billion written in numbers is 1,520,000,000
17.9 billion written out in numbers is 17,900,000,000
1,000 billion billion is: 1,000,000,000,000,000,000,000
15.8 billion = 15,800,000,000
Six billion = 6,000,000,000
153.4 billion = 153,400,000,000
3,900,000,000 is 3.9 billion.
It is: 124,000,000,000 = 124 billion
4.2 billion = 4,200,000,000
It is: 900,000,000 = 0.9 billion
2,280,000,000 = 2.28 billion