How Many Zeros in a Million, Billion, and Trillion?


How may zeros in a million, billion, and trillion?


It is often difficult to remember how many zeros are in numbers when they are very large. This would include a million, a billion, and a trillion. Below we have provide the answer to how many zeros are in these numbers.

A million has 6 zeros: 1,000,000

A billion has 9 zeros: 1,000,000,000

A trillion has 12 zeros: 1,000,000,000,000

The below table shows the number of zeros in the numbers ten, one hundred, one thousands, and continuing up to a trillion. This should give you an idea of how to determine the zeros in these common numbers.

Zeros in Numbers

NumberNumber of Zeros
Ten (10)1
One Hundred (100)2
One Thousand (1,000)3
Ten Thousand (10,000)4
One Hundred Thousand (100,000)5
One Million (1,000,0006
Ten Million (10,000,000)7
One Hundred Million (100,000,000)8
One Billion (1,000,000,000)9
Ten Billion (10,000,000,000)10
One Hundred Billion (100,000,000,000)11
One Trillion (1,000,000,000,00012