Megagram is 1000000 gram units.
Megagrams to Micrograms Converter — Mg to ug
Convert Megagram (Mg) to Microgram (ug) using the exact conversion factor (1 megagram = 1,000,000,000,000 microgram). See the formula, worked examples, and conversion table.
Megagrams to Micrograms 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.
Microgram is 0.000001 gram units.
Result = input x 1000 / 1e-9.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Megagrams to Micrograms
Weight conversions between Megagram and Microgram 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: Megagram is 1000000 gram units, and microgram is 0.000001 gram units.
Formula
micrograms = megagrams × 1000000000000
This factor comes from each unit's defined relationship to the category's base unit: 1 megagram equals 1000 base units, and 1 microgram equals 1e-9 base units, so dividing one by the other gives the direct megagram-to-microgram factor of 1000000000000.
Simple example
1 Mg × 1000000000000 = 1,000,000,000,000 ug
1 megagram = 1,000,000,000,000 micrograms.
Real-world example
50 Mg × 1000000000000 = 5e+13 ug
50 megagrams = 5e+13 micrograms.
Conversion table
| Megagram (Mg) | Microgram (ug) |
|---|---|
| 1 Mg | 1,000,000,000,000 ug |
| 5 Mg | 5e+12 ug |
| 10 Mg | 1e+13 ug |
| 25 Mg | 2.5e+13 ug |
| 50 Mg | 5e+13 ug |
| 100 Mg | 1e+14 ug |
Reverse conversion: Microgram to Megagram
1 ug × 1e-12 = 1e-12 Mg
1 microgram = 1e-12 megagrams.
megagrams = micrograms × 1e-12
For a page dedicated to this direction, see Microgram to Megagram.
Understanding the Megagram (Mg)
Megagram is 1000000 gram units.
Understanding the Microgram (ug)
Microgram is 0.000001 gram units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micrograms are in 1 megagram?
1 megagram equals 1,000,000,000,000 micrograms, using the exact defined conversion factor rather than an estimate.
How do I convert megagram to microgram?
Multiply the megagram value by 1000000000000. The converter above does this instantly to whatever precision you set.
How do I convert microgram back to megagram?
Use the reverse factor: 1 microgram equals 1e-12 megagrams. You can also use the swap control in the converter above to flip the direction instantly.
What is a megagram?
Megagram (Mg) is a unit of mass/weight.
What is a microgram?
Microgram (ug) is a unit of mass/weight.
Is the megagram to microgram conversion exact?
Yes. Both megagram and microgram are defined by fixed standards rather than physical artifacts, so the factor of 1000000000000 used above is exact to as many digits as you choose to display.