A terajoule (TJ) is a metric-prefixed unit of energy equal to 1012 joules, using the SI tera prefix.
Terajoules to Exajoules
Convert Terajoule (TJ) to Exajoule (EJ) instantly with an exact formula, conversion table, and FAQ.
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Convert terajoules (TJ) to exajoules (EJ) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A exajoule (EJ) is a metric-prefixed unit of energy equal to 1018 joules, using the SI exa prefix.
EJ = TJ × 0.000001
Results update instantly for Terajoules to Exajoules conversions.
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Formula
EJ = TJ × 0.000001
TJ = EJ × 1000000
Conversion table
| 1 TJ | 0.000001 EJ |
| 5 TJ | 0.000005 EJ |
| 10 TJ | 0.000010 EJ |
| 20 TJ | 0.000020 EJ |
| 50 TJ | 0.000050 EJ |
| 100 TJ | 0.000100 EJ |
| 500 TJ | 0.000500 EJ |
| 1000 TJ | 0.001000 EJ |
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How the formula works
Both terajoule and exajoule measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in terajoules by 0.000001 to get exajoules. To reverse the conversion, multiply a exajoule value by 1000000 to get back to terajoules.
Frequently asked questions
What is Terajoule (TJ)?
A terajoule (TJ) is a metric-prefixed unit of energy equal to 1012 joules, using the SI tera prefix.
What is Exajoule (EJ)?
A exajoule (EJ) is a metric-prefixed unit of energy equal to 1018 joules, using the SI exa prefix.
How do I convert terajoules to exajoules?
Multiply the terajoule value by 0.000001 to get the equivalent in exajoules. For example, 5 TJ × 0.000001 = 0.000005 EJ.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 0.000001 is an exact, non-rounded value.
Can I convert exajoules back to terajoules?
Yes. Divide the exajoule value by 0.000001, or multiply it by 1000000, to get terajoules.
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About converting terajoules to exajoules
A terajoule (TJ) is a metric-prefixed unit of energy equal to 1012 joules, using the SI tera prefix. A exajoule (EJ) is a metric-prefixed unit of energy equal to 1018 joules, using the SI exa prefix.
Use this calculator to move between terajoules and exajoules accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.