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Convert Milligrams to Metric Tons

One milligram equals 1 × 10⁻⁹ metric tons. Type any value to convert milligrams to metric tons instantly — with a full reference table below.

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Convert Milligrams to Metric Tons

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How to convert Milligrams to Metric Tons

To convert milligrams to metric tons, multiply by 1 × 10⁻⁹. One milligram equals 1 × 10⁻⁹ t, and one metric ton equals 1,000,000,000 mg.

  1. Take the value in milligrams — for example 7.5 mg.
  2. Multiply by 1 × 10⁻⁹ (the number of metric tons in one milligram).
  3. 7.5 × 1 × 10⁻⁹ = 7.5 × 10⁻⁹ t.

Shortcut: the factor is a power of ten, so just move the decimal point 9 places to the left.

Milligrams to Metric Tons conversion table

MilligramsMetric Tons
1 mg1 × 10⁻⁹ t
2 mg2 × 10⁻⁹ t
3 mg3 × 10⁻⁹ t
4 mg4 × 10⁻⁹ t
5 mg5 × 10⁻⁹ t
6 mg6 × 10⁻⁹ t
7 mg7 × 10⁻⁹ t
8 mg8 × 10⁻⁹ t
9 mg9 × 10⁻⁹ t
10 mg1 × 10⁻⁸ t
12 mg1.2 × 10⁻⁸ t
15 mg1.5 × 10⁻⁸ t
20 mg2 × 10⁻⁸ t
25 mg2.5 × 10⁻⁸ t
50 mg5 × 10⁻⁸ t
100 mg1 × 10⁻⁷ t
Metric TonsMilligrams
1 t1,000,000,000 mg
2 t2,000,000,000 mg
3 t3,000,000,000 mg
4 t4,000,000,000 mg
5 t5,000,000,000 mg
6 t6,000,000,000 mg
7 t7,000,000,000 mg
8 t8,000,000,000 mg
9 t9,000,000,000 mg
10 t10,000,000,000 mg
12 t12,000,000,000 mg
15 t15,000,000,000 mg
20 t20,000,000,000 mg
25 t25,000,000,000 mg
50 t50,000,000,000 mg
100 t100,000,000,000 mg

About converting Milligrams to Metric Tons

Milligrams (mg) and Metric Tons (t) are both units of weight. The exact factor is 1 mg = 1 × 10⁻⁹ t, so multiply by 1 × 10⁻⁹ to go from milligrams to metric tons (or divide to go back).

The conversion runs entirely in your browser. Need the reverse? Use the Metric Tons to Milligrams converter, or the full unit converter for every unit at once.

Real-world weight in milligrams and metric tons

ExampleMilligramsMetric Tons
1 litre of water≈ 1,000,000 mg≈ 0.001 t
An Olympic men's barbell20,000,000 mg0.02 t
A typical checked-bag limit (economy)≈ 23,000,000 mg≈ 0.023 t

“≈” marks typical values; the rest are defined or measured figures.

The units

Milligrams (mg)

One thousandth of a gram.

Used for: Medicine doses and nutrition labels.

Metric Tons (t)

The metric ton: 1,000 kg.

Used for: Freight, vehicles and industry. Not the same as the US short ton (907.18 kg).

These factors are exact: since 1959 the avoirdupois pound is defined as exactly 0.45359237 kg, and the ounce as 1/16 of that.

Frequently asked questions

5 answers
How many metric tons are in one milligram?
One milligram equals 1 × 10⁻⁹ metric tons.
How do I convert milligrams to metric tons?
Multiply the number of milligrams by 1 × 10⁻⁹. For example, 10 milligrams = 1 × 10⁻⁸ metric tons.
What is 5 milligrams in metric tons?
5 milligrams is 5 × 10⁻⁹ metric tons.
Is a milligram bigger than a metric ton?
No. One milligram is 1 × 10⁻⁹ of a metric ton — it takes 1,000,000,000 milligrams to make one metric ton.
How many metric tons is an Olympic men's barbell?
An Olympic men's barbell is 0.02 metric tons (20,000,000 milligrams).