Convert milligrams to kg
More information from the unit converter. How many milligrams in 1 kg? The answer is 1000000. We assume you are converting between milligram and kilogram.You can view more details on each measurement unit: milligrams or kg The SI base unit for mass is the kilogram. 1 milligrams is equal to 1.0E-6 kilogram. Note that rounding errors may occur, so always check the results.