Mass and Weight · Unit Converter

Convert Gigagram to Momme

Convert gigagrams to mommes instantly. 1 gigagram = 2.666667e+8 momme — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Momme to Gigagram 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

Metric / SI

Gigagram

What is a gigagram?

A gigagram (Gg) equals 10^6 kilograms, the same as 1,000 metric tons.

Origin of the gigagram

From the SI prefix 'giga-' (from Greek 'gigas', giant).

Where it is used

Bulk commodity, emissions, and freight accounting.

When and where it was developed

The giga- prefix entered the SI in 1960.

Troy & Apothecary

Momme

What is a momme?

The momme (mom) equals 3.75 grams.

Origin of the momme

A traditional Japanese mass unit (Japanese 'monme').

Where it is used

Pearls, and as the standard weight grade for silk fabric.

When and where it was developed

Part of the traditional Japanese shakkanho system.

Gigagram to Momme 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 gigagrams and mommes:

1 Gg = 2.666667e+8 mom
1 mom = 3.75e-9 Gg

To convert gigagrams to mommes, multiply the value in gigagrams by 2.666667e+8. To reverse, multiply mommes by 3.75e-9.

How to use this converter

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

Step-by-step: convert gigagrams to mommes

  1. Write down the value in gigagrams (Gg).
  2. Multiply that value by the factor 2.666667e+8.
  3. The product is the equivalent value in mommes (mom).
  4. To reverse, multiply the momme value by 3.75e-9.

Worked examples

Example 1 — Convert 1 Gg to mom:
1 × 2.666667e+8 = 2.666667e+8 mom

Example 2 — Convert 100 Gg to mom:
100 × 2.666667e+8 = 2.666667e+10 mom

Gigagram to Momme conversion table

Standard reference values for converting gigagrams to mommes:

Gigagram [Gg]Momme [mom]
0.012666666.666666667
0.12.666667e+7
12.666667e+8
25.333333e+8
38e+8
41.066667e+9
51.333333e+9
102.666667e+9
205.333333e+9
308e+9
401.066667e+10
501.333333e+10
1002.666667e+10
5001.333333e+11
10002.666667e+11

Frequently asked questions

How many mommes is 1 gigagram?
1 gigagram equals 2.666667e+8 momme.
How do I convert gigagrams to mommes?
Multiply the value in gigagrams by 2.666667e+8 to get mommes.
How do I convert mommes back to gigagrams?
Multiply the value in mommes by 3.75e-9, or use the Momme to Gigagram converter.
How many mommes is 100 gigagrams?
100 gigagrams equals 2.666667e+10 mommes, because 100 × 2.666667e+8 = 2.666667e+10.

Convert Gigagram to other weight units

Show all Gigagram conversions
Metric / SI (17 units)
Avoirdupois (15 units)
Troy & Apothecary (10 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 Gg = 2.666667e+8 mom) verified against the following authoritative sources:

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