1,000 millenniums,10,000 centuries, or 100,000 decades
One Million Centimeters
it is nearly 2 years, to be precise 694.5 days
100 million is not equal to 1 billion
1 billion is equal to 1000 million in the United States. In the UK, 1 billion is equal to 1 million million.
No, that is equal to 1.9 Billion, or 1900 Million (billion can either be a million million, or more commonly a thousand million).
140 million years
One Million Centimeters
Calculating from a base of 365.25 days a year, 2,737.85 years equal one million days.
A megaparsec is equal to 1 million parsecs
2.3 million light years is 13,500,341,279,999,999,868,928 miles.
A million is equal to exactly one million, no more nor less.
Divide it by 24
it is nearly 2 years, to be precise 694.5 days
A zettameter is equal to about 100,000 light-years (10^18 km).
One million is equal to 1000 thousands.
By a very strange coincidence, it is equal to 5934.58 million!
100 million is not equal to 1 billion