Picogram is 1e-12 gram units.
Picograms to Milligrams Converter — pg to mg
Convert Picogram (pg) to Milligram (mg) using the exact conversion factor (1 picogram = 1e-9 milligram). See the formula, worked examples, and conversion table.
Picograms to Milligrams converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
Milligram is 0.001 gram units.
Result = input x 1e-15 / 1e-6.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Picograms to Milligrams
Weight conversions between Picogram and Milligram come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: Picogram is 1e-12 gram units, and milligram is 0.001 gram units.
Formula
milligrams = picograms × 1e-9
This factor comes from each unit's defined relationship to the category's base unit: 1 picogram equals 1e-15 base units, and 1 milligram equals 0.000001 base units, so dividing one by the other gives the direct picogram-to-milligram factor of 1e-9.
Simple example
1 pg × 1e-9 = 1e-9 mg
1 picogram = 1e-9 milligrams.
Real-world example
50 pg × 1e-9 = 5e-8 mg
50 picograms = 5e-8 milligrams.
Conversion table
| Picogram (pg) | Milligram (mg) |
|---|---|
| 1 pg | 1e-9 mg |
| 5 pg | 5e-9 mg |
| 10 pg | 1e-8 mg |
| 25 pg | 2.5e-8 mg |
| 50 pg | 5e-8 mg |
| 100 pg | 1e-7 mg |
Reverse conversion: Milligram to Picogram
1e-9 mg × 1000000000 = 1 pg
1e-9 milligrams = 1 picogram.
picograms = milligrams × 1000000000
For a page dedicated to this direction, see Milligram to Picogram.
Understanding the Picogram (pg)
Picogram is 1e-12 gram units.
Understanding the Milligram (mg)
Milligram is 0.001 gram units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams are in 1 picogram?
1 picogram equals 1e-9 milligrams, using the exact defined conversion factor rather than an estimate.
How do I convert picogram to milligram?
Multiply the picogram value by 1e-9. The converter above does this instantly to whatever precision you set.
How do I convert milligram back to picogram?
Use the reverse factor: 1 milligram equals 1,000,000,000 picograms. You can also use the swap control in the converter above to flip the direction instantly.
What is a picogram?
Picogram (pg) is a unit of mass/weight.
What is a milligram?
Milligram (mg) is a unit of mass/weight.
Is the picogram to milligram conversion exact?
Yes. Both picogram and milligram are defined by fixed standards rather than physical artifacts, so the factor of 1e-9 used above is exact to as many digits as you choose to display.