how many millions are in a billion

3 hours ago 5

Nature

There are 1,000 millions in a billion. To clarify:

1 million = 1,000,000 (one million)
1 billion = 1,000,000,000 (one billion)

So,
1,000,000,000 ÷ 1,000,000 = 1,000 millions in a billion.