How Many Millions in a Billion

There are 1,000 millions in a billion, and 1,000 millions in a trillion (in the USA, the UK and most English speaking countries).

1 billion = 1,000 millions

Million: 1,000,000
Billion: 1,000,000,000
Trillion: 1,000,000,000,000
Quintillion: 1,000,000,000,000,000,000
Sextillion: 1,000,000,000,000,000,000,000
Nonillion: 1,000,000,000,000,000,000,000,000,000,000
Centillion: 1 followed by 303 zeros