Q:
# How many millions are in one billion?

**One billion is equal to 1,000 million.** One billion is written with a one followed by nine zeros, while one million is written with a one followed by six zeros. One billion is also written as 10^9, and one million is written as
10^6.

Credit:
TwilightEye
E+
Getty Images

Ten ones make 10, 10 10s make 100 and 10 100s make 1,000. One million contains 1,000 1,000s. One trillion is 1,000 billions or one million millions. It is written as a one followed by 12 zeros or 10^12. In Great Britain, however, one billion is written with 12 zeros and one trillion with 18 zeros.

Learn more about Numbers-
Q:
## What are equivalent decimals?

A: Equivalent decimals are decimal numbers that equal the same amount, such as 0.25 and 0.250. A decimal is equivalent to another decimal if they look the sam... Full Answer >Filed Under: -
Q:
## Can percent error be a negative number?

A: Percent error can be a negative number. In some cases a positive percent error is typical, but applications such as chemistry frequently involve negative p... Full Answer >Filed Under: -
Q:
## What are the multiples of 17?

A: Multiples of 17 are numbers by which 17 can be exactly divided, such as 34 or 51. A multiple of 17 is any number that is a product of 17 and an integer.... Full Answer >Filed Under: -
Q:
## What does interval mean in math?

A: In mathematics, the term "interval" usually refers to a statistical confidence interval. Confidence intervals describe the likelihood of a statistical esti... Full Answer >Filed Under: