Mass and Weight · Unit Converter

Convert Mace to Teragram

Convert maces to teragrams instantly. 1 mace = 3.779936e-12 teragram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Teragram to Mace converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Troy & Apothecary

Mace

What is a mace?

The mace equals one-tenth of a tael, about 3.78 grams.

Origin of the mace

From the Chinese 'qian'; 'mace' is the European trade name.

Where it is used

Chinese and Southeast Asian gold and traditional-medicine trade.

When and where it was developed

Part of the traditional Chinese tael system.

Metric / SI

Teragram

What is a teragram?

A teragram (Tg) equals 10^9 kilograms, or one million metric tons.

Origin of the teragram

From the SI prefix 'tera-' (from Greek 'teras', monster).

Where it is used

Used in large-scale environmental and industrial mass accounting.

When and where it was developed

The tera- prefix entered the SI in 1960.

Mace to Teragram conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

The relationship between maces and teragrams:

1 mace = 3.779936e-12 Tg
1 Tg = 2.645547e+11 mace

To convert maces to teragrams, multiply the value in maces by 3.779936e-12. To reverse, multiply teragrams by 2.645547e+11.

How to use this converter

Type a value into the calculator. The result in teragrams updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Teragram to Mace converter for the reverse direction.

Step-by-step: convert maces to teragrams

  1. Write down the value in maces (mace).
  2. Multiply that value by the factor 3.779936e-12.
  3. The product is the equivalent value in teragrams (Tg).
  4. To reverse, multiply the teragram value by 2.645547e+11.

Worked examples

Example 1 — Convert 1 mace to Tg:
1 × 3.779936e-12 = 3.779936e-12 Tg

Example 2 — Convert 100 mace to Tg:
100 × 3.779936e-12 = 3.779936e-10 Tg

Real-world example — Hardware-scale dimensions

A 10-mace fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between maces and teragrams daily when mixing metric and imperial tools.

10 mace × 3.779936e-12 = 3.779936e-11 Tg

Real-world example — Postcard and small-object dimensions

A postcard is about 5 maces wide. Converting to teragrams is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 mace × 3.779936e-12 = 1.889968e-11 Tg

Real-world example — Ruler-scale measurements

A 30-mace school ruler converts cleanly to teragrams — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 mace × 3.779936e-12 = 1.133981e-10 Tg

Mace to Teragram conversion table

Standard reference values for converting maces to teragrams:

Mace [mace]Teragram [Tg]
0.013.779936e-14
0.13.779936e-13
13.779936e-12
27.559872e-12
31.133981e-11
41.511974e-11
51.889968e-11
103.779936e-11
207.559872e-11
301.133981e-10
401.511974e-10
501.889968e-10
1003.779936e-10
5001.889968e-9
10003.779936e-9

Frequently asked questions

How many teragrams is 1 mace?
1 mace equals 3.779936e-12 teragram.
How do I convert maces to teragrams?
Multiply the value in maces by 3.779936e-12 to get teragrams.
How do I convert teragrams back to maces?
Multiply the value in teragrams by 2.645547e+11, or use the Teragram to Mace converter.
How many teragrams is 100 maces?
100 maces equals 3.779936e-10 teragrams, because 100 × 3.779936e-12 = 3.779936e-10.

Convert Mace to other weight units

Show all Mace conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (9 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 mace = 3.779936e-12 Tg) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.