Inch-Pound to Gigajoule Converter

Energy Converter

27 units available

Decimals:

From

To

1.129848e-10

1 in·lbf = 1.129848e-10 GJ

Formula:

GJ = in·lbf × 1.129848e-10

With your value: 1 in·lbf = 1.129848e-10 GJ

How big is that?

Everyday references on a logarithmic scale, all expressed in inch-pound so you can sanity-check the result.

Your value1.00 in·lbf

Heartbeat (8.9× your value)8.85 in·lbf

AA battery charge (8.9e+4× your value)8.85e+4 in·lbf

Slice of bread (2.5e+6× your value)2.48e+6 in·lbf

Daily food intake (7.4e+7× your value)7.43e+7 in·lbf

Litre of petrol (3.0e+8× your value)3.03e+8 in·lbf

Other Inch-Pound to Gigajoule conversions

2 in·lbf to GJ 3 in·lbf to GJ 4 in·lbf to GJ 5 in·lbf to GJ 6 in·lbf to GJ 7 in·lbf to GJ 8 in·lbf to GJ

Inch-Pound to Gigajoule Conversion Table

Inch-Pound (in·lbf)	Gigajoule (GJ)
0.5	5.649241e-11
1	1.129848e-10
2	2.259697e-10
5	5.649241e-10
10	1.129848e-9
15	1.694772e-9
20	2.259697e-9
25	2.824621e-9
50	5.649241e-9
100	1.129848e-8
250	2.824621e-8
500	5.649241e-8
1000	1.129848e-7

Gigajoule to Inch-Pound Conversion Table

Gigajoule (GJ)	Inch-Pound (in·lbf)
0.5	4,425,372,895.66033
1	8,850,745,791.32066
2	17,701,491,582.64132
5	44,253,728,956.603294
10	88,507,457,913.20659
15	132,761,186,869.80988
20	177,014,915,826.41318
25	221,268,644,783.01648
50	442,537,289,566.03296
100	885,074,579,132.0659
250	2.212686e+12
500	4.425373e+12
1000	8.850746e+12

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Inch-Pound (in·lbf)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Gigajoule (GJ)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Inch-Pound to Gigajoule

To convert from Inch-Pound (in·lbf) to Gigajoule (GJ), multiply the value by 1.129848e-10.

Formula: GJ = in·lbf × 1.129848e-10

Reverse: in·lbf = GJ × 8.850746e+9

Step-by-Step Example

Start with your value in Inch-Pound. For example: 5 in·lbf
Multiply by the conversion factor: 5 x 1.129848e-10
The result is: 5.649241e-10 GJ

About Inch-Pound

The inch-pound (in·lbf) is a unit of energy and work. One inch-pound equals 0.112984829 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

About Gigajoule

The gigajoule (GJ) is a unit of energy and work. One gigajoule equals 1.000000 × 10^+9 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

Frequently Asked Questions

How many Gigajoule are in 1 Inch-Pound?

There are exactly 1.129848e-10 Gigajoule in 1 Inch-Pound. This means the conversion factor from Inch-Pound to Gigajoule is 1.129848e-10.

What is the formula to convert Inch-Pound to Gigajoule?

The formula to convert Inch-Pound to Gigajoule is: GJ = in·lbf × 1.129848e-10. For example, to convert 10 Inch-Pound to Gigajoule, you would multiply 10 by 1.129848e-10.

What is a Inch-Pound?