tier_2 conversion
Convert joule to attojoule
Convert joule to attojoule with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
joule to attojoule
joule to attojoule
Quick answer
1 joule = 1.00000000000E18 attojoule.
Formula
attojoule = joule × 1e+18
Precision
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
How to convert joule to attojoule
- Enter a value in joule.
- CalculatorHQ converts this pair with the expression y = x × 1e+18.
- Round the displayed attojoule value only when needed.
About these units
joule is a unit used in energy conversions. Energy measures the capacity to perform work or transfer heat. Its recorded symbol is J. attojoule is a unit used in energy conversions. Energy measures the capacity to perform work or transfer heat. Its recorded symbol is aJ.
Explore related conversions
joule to attojoule conversion table
| joule | attojoule |
|---|---|
| 0 joule | 0e+18 attojoule |
| 1 joule | 1e+18 attojoule |
| 5 joule | 5e+18 attojoule |
| 10 joule | 1.0e+19 attojoule |
| 25 joule | 2.5e+19 attojoule |
| 100 joule | 1.00e+20 attojoule |
Frequently asked questions
How do I convert from joule to attojoule?
CalculatorHQ converts this pair with the expression y = x × 1e+18.
What formula does CalculatorHQ use for joule to attojoule?
attojoule = joule × 1e+18
How should I round the result?
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
Can I convert attojoule back to joule?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.