US therm used for natural gas energy.
US therms to Hectojoules Converter — therm to hJ
Convert US therm (therm) to Hectojoule (hJ) using the exact conversion factor (1 us therm = 1,054,804 hectojoule). See the formula, worked examples, and conversion table.
US therms to Hectojoules converter
Converter
Energy Converter
Convert joules, calories, kilowatt-hours, BTU, electronvolts, therms, and mechanical work units.
Context values
Some unit families need one extra value for a physically accurate result.
Hectojoule is 100 joule units.
Result = input x 1.054804e+8 / 100.
Energy uses the joule as the base unit.
Reserved above the conversion cards and below the converter.
About Converting US therms to Hectojoules
US therm and Hectojoule both measure energy, and the conversion is especially useful for comparing nutrition labels (kilocalories) against scientific energy figures (joules). Specifically: US therm used for natural gas energy, and hectojoule is 100 joule units.
Formula
hectojoules = us therms × 1054804
This factor comes from each unit's defined relationship to the category's base unit: 1 us therm equals 105480400 base units, and 1 hectojoule equals 100 base units, so dividing one by the other gives the direct us therm-to-hectojoule factor of 1054804.
Simple example
1 therm × 1054804 = 1,054,804 hJ
1 us therm = 1,054,804 hectojoules.
Real-world example
100 therm × 1054804 = 105,480,400 hJ
100 us therms = 105,480,400 hectojoules.
Conversion table
| US therm (therm) | Hectojoule (hJ) |
|---|---|
| 1 therm | 1,054,804 hJ |
| 10 therm | 10,548,040 hJ |
| 100 therm | 105,480,400 hJ |
| 500 therm | 527,402,000 hJ |
| 1,000 therm | 1,054,804,000 hJ |
| 2,000 therm | 2,109,608,000 hJ |
Reverse conversion: Hectojoule to US therm
1 hJ × 9.480434e-7 = 9.480434e-7 therm
1 hectojoule = 9.480434e-7 us therms.
us therms = hectojoules × 9.480434e-7
For a page dedicated to this direction, see Hectojoule to US therm.
Understanding the US therm (therm)
US therm used for natural gas energy.
Understanding the Hectojoule (hJ)
Hectojoule is 100 joule units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectojoules are in 1 us therm?
1 us therm equals 1,054,804 hectojoules, using the exact defined conversion factor rather than an estimate.
How do I convert us therm to hectojoule?
Multiply the us therm value by 1054804. The converter above does this instantly to whatever precision you set.
How do I convert hectojoule back to us therm?
Use the reverse factor: 1 hectojoule equals 9.480434e-7 us therms. You can also use the swap control in the converter above to flip the direction instantly.
What is a us therm?
US therm (therm) is a unit of energy.
What is a hectojoule?
Hectojoule (hJ) is a unit of energy.
Is the us therm to hectojoule conversion exact?
Yes. Both us therm and hectojoule are defined by fixed standards rather than physical artifacts, so the factor of 1054804 used above is exact to as many digits as you choose to display.