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Convert Micrograms to Tonnes

1 microgram is 0 t. One microgram is exactly 1e-12 tonnes.

One microgram is 1.0000 × 10^-12 tonnes. To convert micrograms to tonnes, multiply by 1.0000 × 10^-12; to go the other way, divide by 1.0000 × 10^-12 or multiply by 1000000000000. The factor is exact rather than rounded: it follows from NIST Handbook 44. One millionth of a gram.

Factor checked against the defining standard · How we check

Tonnes
0 t
Micrograms × 1.0000 × 10^-12
value * 1e-120 t

1 microgram in every weight unit

UnitValueExact factor
ounces0.00000003527396195 oz× 0.0000000352739619496
pounds0.000000002204622622 lb× 0.00000000220462262185
stone0.0000000001574730444 st× 0.000000000157473044418
US tons0.000000000001102311311 ton× 0.00000000000110231131092
micrograms (as entered)1 mcg
milligrams0.001 mg× 0.001
grams0.000001 g× 0.000001
kilograms0.000000001 kg× 0.000000001
tonnes0.000000000001 t× 0.000000000001

Factors are entered by hand from NIST Handbook 44 rather than derived from a units library, so the ones that terminate are exact rather than rounded.

How do you convert micrograms to tonnes?

  1. 1.Take the measurement in micrograms.
  2. 2.Multiply by 1.0000 × 10^-12 — that is how many tonnes fit in one microgram.
  3. 3.To go back the other way, divide by 1.0000 × 10^-12, or multiply by 1000000000000.

Micrograms to tonnes conversion table

MicrogramsTonnes
1 mcg0 t
2 mcg0 t
3 mcg0 t
4 mcg0 t
5 mcg0 t
6 mcg0 t
7 mcg0 t
8 mcg0 t
9 mcg0 t
10 mcg0 t
12 mcg0 t
15 mcg0 t
20 mcg0 t
25 mcg0 t
50 mcg0 t
100 mcg0 t

What are micrograms and tonnes?

Microgram (mcg)
One millionth of a gram. Written mcg rather than µg on labels deliberately: the Greek letter is the character most often lost in transcription, and a factor of a thousand in a dose is not a rounding error.
Tonne (t)
One thousand kilograms, also called the metric ton — 2,204.6 pounds.

Source: NIST Handbook 44 — mass and weight

Questions people actually ask

How many tonnes are in a microgram?
1.0000 × 10^-12. One thousand kilograms, also called the metric ton — 2,204.6 pounds.
How do I convert tonnes back to micrograms?
Divide by 1.0000 × 10^-12, or multiply by 1000000000000 — they are the same operation.

Other weight conversions

Tonnes to micrograms — the same conversion the other way.

Calculators that work in weight