An erg is the CGS (centimeter-gram-second) unit of energy, equal to one ten-millionth of a joule.
Ergs to Foot-pounds
Convert Erg (erg) to Foot-pound (ft-lb) instantly with an exact formula, conversion table, and FAQ.
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Convert ergs (erg) to foot-pounds (ft-lb) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
ft-lb = erg × 7.375621493e-08
Results update instantly for Ergs to Foot-pounds conversions.
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Formula
ft-lb = erg × 7.375621493e-08
erg = ft-lb × 13558179.48
Conversion table
| 1 erg | 7.375621e-08 ft-lb |
| 5 erg | 3.687811e-07 ft-lb |
| 10 erg | 7.375621e-07 ft-lb |
| 20 erg | 0.000001 ft-lb |
| 50 erg | 0.000004 ft-lb |
| 100 erg | 0.000007 ft-lb |
| 500 erg | 0.000037 ft-lb |
| 1000 erg | 0.000074 ft-lb |
Related conversions
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How the formula works
Both erg and foot-pound measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in ergs by 7.375621493e-08 to get foot-pounds. To reverse the conversion, multiply a foot-pound value by 13558179.48 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 Foot-pound (ft-lb)?
A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
How do I convert ergs to foot-pounds?
Multiply the erg value by 7.375621493e-08 to get the equivalent in foot-pounds. For example, 5 erg × 7.375621493e-08 = 3.687811e-07 ft-lb.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 7.375621493e-08 is an exact, non-rounded value.
Can I convert foot-pounds back to ergs?
Yes. Divide the foot-pound value by 7.375621493e-08, or multiply it by 13558179.48, to get ergs.
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About converting ergs to foot-pounds
An erg is the CGS (centimeter-gram-second) unit of energy, equal to one ten-millionth of a joule. A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
Use this calculator to move between ergs and foot-pounds accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.