An erg is the CGS (centimeter-gram-second) unit of energy, equal to one ten-millionth of a joule.
Ergs to Yottajoules
Convert Erg (erg) to Yottajoule (YJ) instantly with an exact formula, conversion table, and FAQ.
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Convert ergs (erg) to yottajoules (YJ) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A yottajoule (YJ) is a metric-prefixed unit of energy equal to 1024 joules, using the SI yotta prefix.
YJ = erg × 1.000000000e-31
Results update instantly for Ergs to Yottajoules conversions.
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Formula
YJ = erg × 1.000000000e-31
erg = YJ × 1.000000000e+31
Conversion table
| 1 erg | 1.000000e-31 YJ |
| 5 erg | 5.000000e-31 YJ |
| 10 erg | 1.000000e-30 YJ |
| 20 erg | 2.000000e-30 YJ |
| 50 erg | 5.000000e-30 YJ |
| 100 erg | 1.000000e-29 YJ |
| 500 erg | 5.000000e-29 YJ |
| 1000 erg | 1.000000e-28 YJ |
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How the formula works
Both erg and yottajoule measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in ergs by 1.000000000e-31 to get yottajoules. To reverse the conversion, multiply a yottajoule value by 1.000000000e+31 to get back to ergs.
Frequently asked questions
What is Erg (erg)?
An erg is the CGS (centimeter-gram-second) unit of energy, equal to one ten-millionth of a joule.
What is Yottajoule (YJ)?
A yottajoule (YJ) is a metric-prefixed unit of energy equal to 1024 joules, using the SI yotta prefix.
How do I convert ergs to yottajoules?
Multiply the erg value by 1.000000000e-31 to get the equivalent in yottajoules. For example, 5 erg × 1.000000000e-31 = 5.000000e-31 YJ.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 1.000000000e-31 is an exact, non-rounded value.
Can I convert yottajoules back to ergs?
Yes. Divide the yottajoule value by 1.000000000e-31, or multiply it by 1.000000000e+31, to get ergs.
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About converting ergs to yottajoules
An erg is the CGS (centimeter-gram-second) unit of energy, equal to one ten-millionth of a joule. A yottajoule (YJ) is a metric-prefixed unit of energy equal to 1024 joules, using the SI yotta prefix.
Use this calculator to move between ergs and yottajoules accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.