A gram is one thousandth of a kilogram.
Grams to Long tons Converter — g to long ton
Convert Gram (g) to Long ton (long ton) using the exact conversion factor (1 gram = 9.842065e-7 long ton). See the formula, worked examples, conversion table, history, and common uses.
Grams to Long tons converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
A British long ton is 2,240 pounds.
Result = input x 0.001 / 1016.046909.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams to Long tons
Weight conversions between Gram and Long ton come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Gram is most often used for cooking and nutrition labeling worldwide (including in the us, alongside ounces).
Formula
long tons = grams × 9.842065e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 gram equals 0.001 base units, and 1 long ton equals 1016.0469088 base units, so dividing one by the other gives the direct gram-to-long ton factor of 9.842065e-7.
Simple example
1 g × 9.842065e-7 = 9.842065e-7 long ton
1 gram = 9.842065e-7 long tons.
Real-world example
50 g × 9.842065e-7 = 0.0000492103 long ton
50 grams = 0.0000492103 long tons.
Conversion table
| Gram (g) | Long ton (long ton) |
|---|---|
| 1 g | 9.842065e-7 long ton |
| 5 g | 0.000004921 long ton |
| 10 g | 0.0000098421 long ton |
| 25 g | 0.0000246052 long ton |
| 50 g | 0.0000492103 long ton |
| 100 g | 0.0000984207 long ton |
Reverse conversion: Long ton to Gram
9.842065e-7 long ton × 1016046.909 = 0.9999999719 g
9.842065e-7 long tons = 0.9999999719 grams.
grams = long tons × 1016046.9088
For a page dedicated to this direction, see Long ton to Gram.
Understanding the Gram
Gram (g) measures mass. A gram is one-thousandth of a kilogram, the SI base unit of mass. It is classified as a SI derived (metric prefix) unit.
Where it's used: Standard small-mass unit worldwide
Uses of the Gram today
- Cooking and nutrition labeling worldwide (including in the US, alongside ounces)
- Precious metal and small-item weighing
- Scientific and laboratory measurement
History of the Gram
Originally defined in 1795 as the mass of one cubic centimeter of water, the gram follows directly from the kilogram (1/1000 of it) under the modern SI system, inheriting the kilogram's various historical and current definitions.
Historical origin. Gram was not the invention of a single named person; it developed through the process described above.
Understanding the Long ton (long ton)
A British long ton is 2,240 pounds.
Gram — sources
- BIPM — The kilogram (SI base unit) — Basis for the gram as 1/1000 of the kilogram.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many long tons are in 1 gram?
1 gram equals 9.842065e-7 long tons, using the exact defined conversion factor rather than an estimate.
How do I convert gram to long ton?
Multiply the gram value by 9.842065e-7. The converter above does this instantly to whatever precision you set.
How do I convert long ton back to gram?
Use the reverse factor: 1 long ton equals 1,016,046.909 grams. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram?
Gram (g) measures mass. A gram is one-thousandth of a kilogram, the SI base unit of mass. It is classified as a SI derived (metric prefix) unit.
What is a long ton?
Long ton (long ton) is a unit of mass/weight.
Is the gram to long ton conversion exact?
Yes. Both gram and long ton are defined by fixed standards rather than physical artifacts, so the factor of 9.842065e-7 used above is exact to as many digits as you choose to display.
Where is the gram still used today?
Standard small-mass unit worldwide