billion seconds

How Many Millions Is 1 Billion? How Many Millions is 1 Billion? A billion is 1000 million. So, we have, 1 billion = 1000 × 1 million. How many millions is equal to 1 billion? How Many Millions is 1 Billion? A billion is 1000 million. So, we have, 1 billion = 1000 × 1