1,000,000
There are 1000000 picograms in one microgram.
There are 1000000000000 picograms in one gram. Therefore, 71 grams is equal to 71 x 1000000000000 = 71000000000000 picograms.
There are 1000 micrograms in one milligram.
A picogram is smaller than a gram. It is one trillionth (10-12) of a gram.
There are 1,000,000,000 picograms in a milligram. Therefore 5 picograms is 0.000000005 milligrams.
There are 10,000 picograms in a centigram.
0.001mg
One milligram (mg) = 1,000 micrograms (mcg)
There are 1000 picograms in a nanogram.
1 decigram = 100 000 000 000 picograms.
1 microgram is 0.000001 gram or 1 gram is 1000000 micrograms.
There are 1,000,000 Mg in 1 g and 0.000000000001 picograms in 1 g. so, (1,000,000 Mg/1 g) x (1g/0.000000000001 picograms) = 1x1018 picograms in 1 Mg