Gigajoules to Joules Converter
EngineeringJoules, calories, kilowatt-hours and more.
How to convert Gigajoules to Joules
Multiply the gigajoules value by 1e+9: 1 GJ = 1e+9 J. Going the other way, 1 J = 1e-9 GJ, so divide by 1e+9 or use the Joules to Gigajoules converter.
About these units
Joules (J)
The joule is the SI unit of energy: the work done by a force of one newton over one meter. Lifting a small apple one meter takes about one joule.
Gigajoules to Joules conversion table
| Gigajoules (GJ) | Joules (J) |
|---|---|
| 1 GJ | 1e+9 J |
| 2 GJ | 2e+9 J |
| 3 GJ | 3e+9 J |
| 4 GJ | 4e+9 J |
| 5 GJ | 5e+9 J |
| 10 GJ | 1e+10 J |
| 20 GJ | 2e+10 J |
| 25 GJ | 2.5e+10 J |
| 50 GJ | 5e+10 J |
| 100 GJ | 1e+11 J |
| 500 GJ | 5e+11 J |
| 1,000 GJ | 1e+12 J |
More gigajoules conversions
- Gigajoules to Kilojoules1 GJ = 1e+6 kJ
- Gigajoules to Megajoules1 GJ = 1,000 MJ
- Gigajoules to Millijoules1 GJ = 1e+12 mJ
- Gigajoules to Microjoules1 GJ = 1e+15 µJ
- Gigajoules to Nanojoules1 GJ = 1e+18 nJ
- Gigajoules to Calories1 GJ = 2.3901e+8 cal
- Gigajoules to Watt Hours1 GJ = 277,778 Wh
- Gigajoules to British Thermal Units1 GJ = 947,813 BTU
- Gigajoules to Ergs1 GJ = 1e+16 erg
See every unit on the Energy Converter.