1,000,000,000 = 1 billion.
18,400,000,000
2.3 billion is written: 2,300,000,000
The number 2 billion can be written as the Roman numeral [MM] with a horizontal bar above it (which I can't write with my keyboard).
to write seven billion in roman numerals you have to put 7000000000
2 and a quarter billion or 2,250,000,000 = 2.25x109.
1,000,000,000 = 1 billion.
1,200,000,000
18,400,000,000
2.3 billion is written: 2,300,000,000
The number 2 billion can be written as the Roman numeral [MM] with a horizontal bar above it (which I can't write with my keyboard).
to write seven billion in roman numerals you have to put 7000000000
To write 2.1 billion in digits, you would write it as 2,100,000,000. This is because the number 2.1 billion consists of the numeral 2 followed by nine zeros, representing the value of one billion.
Like this ==> 1,500,000,000
8,000,000,000
The number 1 billion can be written as the Roman numeral [M] with a horizontal bar above it (which I can't write with my keyboard).
one billion has nine zeros, so seven billion would be:7,000,000,000