Convert Momme to Hectogram
Convert mommes to hectograms instantly. 1 momme = 0.0375 hectogram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Hectogram to Momme converter for the reverse conversion.
Units explained
Momme
The momme (mom) equals 3.75 grams.
A traditional Japanese mass unit (Japanese 'monme').
Pearls, and as the standard weight grade for silk fabric.
Part of the traditional Japanese shakkanho system.
Hectogram
A hectogram (hg) equals 0.1 kilogram, or 100 grams.
From the SI prefix 'hecto-' (from Greek 'hekaton', hundred).
Common in continental European food retail, especially Italy ('etto').
The hecto- prefix dates to the original metric system of 1795.
Momme to Hectogram 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 mommes and hectograms:
To convert mommes to hectograms, multiply the value in mommes by 0.0375. To reverse, multiply hectograms by 26.6666666667.
How to use this converter
Type a value into the calculator. The result in hectograms updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Hectogram to Momme converter for the reverse direction.
Step-by-step: convert mommes to hectograms
- Write down the value in mommes (mom).
- Multiply that value by the factor 0.0375.
- The product is the equivalent value in hectograms (hg).
- To reverse, multiply the hectogram value by 26.6666666667.
Worked examples
Example 1 — Convert 1 mom to hg:
1 × 0.0375 = 0.0375 hg
Example 2 — Convert 100 mom to hg:
100 × 0.0375 = 3.75 hg
Real-world example — Children's height milestones
A 150-momme-tall child measures a value in hectograms that's commonly used for theme-park ride height requirements when travelling between countries that use different measurement units.
150 mom × 0.0375 = 5.625 hg
Real-world example — Body height conversion
You enter your height as 180 mommes into an international job or visa application. The form then asks for the same value in hectograms — converting between these adjacent units is one of the most-used length conversions globally.
180 mom × 0.0375 = 6.75 hg
Real-world example — Furniture and large objects
A 72-momme piece of furniture converts to a value in hectograms that's easier to mentally compare with room dimensions. This is the typical workflow when shopping internationally and product specs use a different unit than your room measurements.
72 mom × 0.0375 = 2.7 hg
Momme to Hectogram conversion table
Standard reference values for converting mommes to hectograms:
| Momme [mom] | Hectogram [hg] |
|---|---|
| 0.01 | 0.000375 |
| 0.1 | 0.00375 |
| 1 | 0.0375 |
| 2 | 0.075 |
| 3 | 0.1125 |
| 4 | 0.15 |
| 5 | 0.1875 |
| 10 | 0.375 |
| 20 | 0.75 |
| 30 | 1.125 |
| 40 | 1.5 |
| 50 | 1.875 |
| 100 | 3.75 |
| 500 | 18.75 |
| 1000 | 37.5 |
Frequently asked questions
How many hectograms is 1 momme?
How do I convert mommes to hectograms?
How do I convert hectograms back to mommes?
How many hectograms is 100 mommes?
Popular weight unit conversions
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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)
Sources & references
Conversion factor (1 mom = 0.0375 hg) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.