Joules to Gigajoules

Convert joules (J) to gigajoules (GJ) with formulas, examples, and conversion tables.

Joules (J)

Gigajoules (GJ)

1 J = 1e-9 GJ

Full precision:1e-9 GJ

Step-by-Step Solution

To convert 1 joules to gigajoules, we divide by 1000000000 because one gigajoule equals exactly 1000000000 joules.

1 gigajoule = 1000000000 joules

Since there are 1000000000 joules in every gigajoule, we divide our value by this factor:

1 ÷ 1000000000 = 1e-9 gigajoules

So 1 joules = 1e-9 gigajoules.

✓Quick check: 1e-9 × 1000000000 = 1 joules

How to Convert Joules to Gigajoules

To convert joules to gigajoules, divide the value by 1000000000.

Gigajoules = Joules ÷ 1000000000

1 gigajoule = 1000000000 joules

Tip: To convert gigajoules back to joules, multiply by 1000000000.

Example 1: 1 J = 1e-9 GJ
1 ÷ 1000000000 = 1e-9

Example 2: 5 J = 5e-9 GJ
5 ÷ 1000000000 = 5e-9

Example 3: 10 J = 1e-8 GJ
10 ÷ 1000000000 = 1e-8