Mass and Weight · Unit Converter

Convert Ton (long, UK) to Momme

Convert tons (long, uk) to mommes instantly. 1 ton (long, uk) = 270945.8423466667 momme — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Momme to Ton (long, UK) 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

Avoirdupois

Ton (long, UK)

What is a ton (long, uk)?

The long (UK) ton equals 2,240 pounds, about 1,016 kilograms.

Origin of the ton (long, uk)

The British imperial ton, equal to 20 long hundredweight.

Where it is used

UK shipping and historical heavy industry.

When and where it was developed

Standardized within the British imperial system.

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.

Ton (long, UK) 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 tons (long, uk) and mommes:

1 long tn = 270945.8423466667 mom
1 mom = 3.690774e-6 long tn

To convert tons (long, uk) to mommes, multiply the value in tons (long, uk) by 270945.8423466667. To reverse, multiply mommes by 3.690774e-6.

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 Ton (long, UK) converter for the reverse direction.

Step-by-step: convert tons (long, uk) to mommes

  1. Write down the value in tons (long, uk) (long tn).
  2. Multiply that value by the factor 270945.8423466667.
  3. The product is the equivalent value in mommes (mom).
  4. To reverse, multiply the momme value by 3.690774e-6.

Worked examples

Example 1 — Convert 1 long tn to mom:
1 × 270945.8423466667 = 270945.8423466667 mom

Example 2 — Convert 100 long tn to mom:
100 × 270945.8423466667 = 2.709458e+7 mom

Real-world example — Geographic to architectural scale

One ton (long, uk) equals 100,000 mommes. Map scales use this when an architectural site plan (in the smaller unit) must be related to road-network plans (in the larger unit) on the same drawing.

1 long tn × 270945.8423466667 = 270945.8423466667 mom

Real-world example — Geographic to architectural conversion

One ton (long, uk) equals 100,000 mommes. The conversion bridges geographic-scale survey work and architectural-scale building plans on the same drawing.

1 long tn × 270945.8423466667 = 270945.8423466667 mom

Ton (long, UK) to Momme conversion table

Standard reference values for converting tons (long, uk) to mommes:

Ton (long, UK) [long tn]Momme [mom]
0.012709.4584234667
0.127094.5842346667
1270945.8423466667
2541891.6846933333
3812837.5270400001
41083783.3693866667
51354729.2117333333
102709458.4234666666
205418916.8469333332
308128375.2703999998
401.083783e+7
501.354729e+7
1002.709458e+7
5001.354729e+8
10002.709458e+8

Frequently asked questions

How many mommes is 1 ton (long, uk)?
1 ton (long, uk) equals 270945.8423466667 momme.
How do I convert tons (long, uk) to mommes?
Multiply the value in tons (long, uk) by 270945.8423466667 to get mommes.
How do I convert mommes back to tons (long, uk)?
Multiply the value in mommes by 3.690774e-6, or use the Momme to Ton (long, UK) converter.
How many mommes is 100 tons (long, uk)?
100 tons (long, uk) equals 2.709458e+7 mommes, because 100 × 270945.8423466667 = 2.709458e+7.

Convert Ton (long, UK) to other weight units

Show all Ton (long, UK) conversions
Metric / SI (18 units)
Ton (long, UK) to Attogram (ag) Ton (long, UK) to Femtogram (fg) Ton (long, UK) to Picogram (pg) Ton (long, UK) to Nanogram (ng) Ton (long, UK) to Microgram (µg) Ton (long, UK) to Milligram (mg) Ton (long, UK) to Centigram (cg) Ton (long, UK) to Decigram (dg) Ton (long, UK) to Gram (g) Ton (long, UK) to Dekagram (dag) Ton (long, UK) to Hectogram (hg) Ton (long, UK) to Kilogram (kg) Ton (long, UK) to Quintal (metric) (q) Ton (long, UK) to Metric Ton (t) Ton (long, UK) to Gigagram (Gg) Ton (long, UK) to Teragram (Tg) Ton (long, UK) to Petagram (Pg) Ton (long, UK) to Exagram (Eg)
Avoirdupois (14 units)
Ton (long, UK) to Grain (gr) Ton (long, UK) to Dram (avoirdupois) (dr) Ton (long, UK) to Ounce (oz) Ton (long, UK) to Pound (lb) Ton (long, UK) to Clove (clove) Ton (long, UK) to Stone (US) (st) Ton (long, UK) to Stone (UK) (st) Ton (long, UK) to Quarter (US) (qr) Ton (long, UK) to Quarter (UK) (qr) Ton (long, UK) to Hundredweight (US) (cwt) Ton (long, UK) to Hundredweight (UK) (cwt) Ton (long, UK) to Wey (wey) Ton (long, UK) to Kilopound (kip) (kip) Ton (long, UK) to Ton (short, US) (sh tn)
Troy & Apothecary (10 units)
Ton (long, UK) to Point (1/100 carat) (pt) Ton (long, UK) to Carat (metric) (ct) Ton (long, UK) to Scruple (apothecary) (s ap) Ton (long, UK) to Pennyweight (dwt) Ton (long, UK) to Momme (mom) Ton (long, UK) to Mace (mace) Ton (long, UK) to Dram (apothecary/troy) (dr ap) Ton (long, UK) to Troy Ounce (oz t) Ton (long, UK) to Tael (tael) Ton (long, UK) to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Ton (long, UK) to Ratti (ratti) Ton (long, UK) to Masha (masha) Ton (long, UK) to Tola (tola) Ton (long, UK) to Chittack (Chatank) (chittack) Ton (long, UK) to Seer (Ser) (seer) Ton (long, UK) to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Ton (long, UK) to Electron Mass (rest) (me) Ton (long, UK) to MeV/c2 (MeV/c²) Ton (long, UK) to Muon Mass (mµ) Ton (long, UK) to Atomic Mass Unit (u) Ton (long, UK) to Proton Mass (mp) Ton (long, UK) to Neutron Mass (mn) Ton (long, UK) to Deuteron Mass (md) Ton (long, UK) to Carbon-12 Atom Mass (C-12) Ton (long, UK) to Planck Mass (mP)
Astronomical (4 units)
Ton (long, UK) to Lunar Mass (Moon) (M☾) Ton (long, UK) to Earth's Mass (M⊕) Ton (long, UK) to Jupiter Mass (MJ) Ton (long, UK) to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Ton (long, UK) to Lepton (Biblical Roman) (lepton) Ton (long, UK) to Quadrans (Biblical Roman) (quadrans) Ton (long, UK) to Assarion (Biblical Roman) (assarion) Ton (long, UK) to Gerah (Biblical Hebrew) (gerah) Ton (long, UK) to Drachma (Biblical Greek) (drachma) Ton (long, UK) to Denarius (Biblical Roman) (denarius) Ton (long, UK) to Bekan (Biblical Hebrew) (bekah) Ton (long, UK) to Didrachma (Biblical Greek) (didrachma) Ton (long, UK) to Shekel (Biblical Hebrew) (shekel) Ton (long, UK) to Tetradrachma (Biblical Greek) (tetra) Ton (long, UK) to Mina (Biblical Greek) (mina) Ton (long, UK) to Mina (Biblical Hebrew) (mina) Ton (long, UK) to Talent (Biblical Greek) (talent) Ton (long, UK) to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Ton (long, UK) to Poundal (pdl) Ton (long, UK) to Ton (assay) (US) (AT) Ton (long, UK) to Ton (assay) (UK) (AT) Ton (long, UK) to Kilogram-force square second/meter (hyl) Ton (long, UK) to Slug (slug)

Sources & references

Conversion factor (1 long tn = 270945.8423466667 mom) verified against the following authoritative sources:

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