5000 milliliters equals how many liters?

One liter is 1000 mililiters. So 5000 liters is 5000 or 5x103 x103 = 5x106 milliliters.
This is five with 6 zeros or 5,000,000. It also known as 5 million milliliters.
These problems are easier to do with scientific notation since there are so many zeros.