Nanocoulomb is 1e-9 coulomb units.
Nanocoulombs to Gigacoulombs Converter — nC to GC
Convert Nanocoulomb (nC) to Gigacoulomb (GC) using the exact conversion factor (1 nanocoulomb = 1e-18 gigacoulomb). See the formula, worked examples, and conversion table.
Nanocoulombs to Gigacoulombs converter
Converter
Electricity Converter
Convert electrical units by family and calculate voltage, current, resistance, power, and energy with context values.
Context values
Some unit families need one extra value for a physically accurate result.
Gigacoulomb is 1000000000 coulomb units.
Result = input x 1e-9 / 1e+9.
Electrical units in the same family convert directly.
Reserved above the conversion cards and below the converter.
About Converting Nanocoulombs to Gigacoulombs
Nanocoulomb and Gigacoulomb both belong to the electricity family — voltage, current, resistance, power, or energy — units that show up constantly when working across the different standards used by household wiring (120V/240V depending on region), automotive electrical systems (12V/24V), and electronics design. Specifically: Nanocoulomb is 1e-9 coulomb units, and gigacoulomb is 1000000000 coulomb units.
Formula
gigacoulombs = nanocoulombs × 1e-18
This factor comes from each unit's defined relationship to the category's base unit: 1 nanocoulomb equals 1e-9 base units, and 1 gigacoulomb equals 1000000000 base units, so dividing one by the other gives the direct nanocoulomb-to-gigacoulomb factor of 1e-18.
Simple example
1 nC × 1e-18 = 1e-18 GC
1 nanocoulomb = 1e-18 gigacoulombs.
Real-world example
120 nC × 1e-18 = 1.2e-16 GC
120 nanocoulombs = 1.2e-16 gigacoulombs.
Conversion table
| Nanocoulomb (nC) | Gigacoulomb (GC) |
|---|---|
| 1 nC | 1e-18 GC |
| 5 nC | 5e-18 GC |
| 12 nC | 1.2e-17 GC |
| 24 nC | 2.4e-17 GC |
| 120 nC | 1.2e-16 GC |
| 240 nC | 2.4e-16 GC |
Reverse conversion: Gigacoulomb to Nanocoulomb
1e-18 GC × 1e+18 = 1 nC
1e-18 gigacoulombs = 1 nanocoulomb.
nanocoulombs = gigacoulombs × 1e+18
For a page dedicated to this direction, see Gigacoulomb to Nanocoulomb.
Understanding the Nanocoulomb (nC)
Nanocoulomb is 1e-9 coulomb units.
Understanding the Gigacoulomb (GC)
Gigacoulomb is 1000000000 coulomb units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gigacoulombs are in 1 nanocoulomb?
1 nanocoulomb equals 1e-18 gigacoulombs, using the exact defined conversion factor rather than an estimate.
How do I convert nanocoulomb to gigacoulomb?
Multiply the nanocoulomb value by 1e-18. The converter above does this instantly to whatever precision you set.
How do I convert gigacoulomb back to nanocoulomb?
Use the reverse factor: 1 gigacoulomb equals 1e+18 nanocoulombs. You can also use the swap control in the converter above to flip the direction instantly.
What is a nanocoulomb?
Nanocoulomb (nC) is a unit of electricity.
What is a gigacoulomb?
Gigacoulomb (GC) is a unit of electricity.
Is the nanocoulomb to gigacoulomb conversion exact?
Yes. Both nanocoulomb and gigacoulomb are defined by fixed standards rather than physical artifacts, so the factor of 1e-18 used above is exact to as many digits as you choose to display.
What's the difference between voltage, current, and resistance?
Voltage (volts) is the electrical potential difference driving current through a circuit. Current (amperes) is the rate of flow of electric charge. Resistance (ohms) is how much a component opposes that flow. They're related by Ohm's law (V = I × R), but they are distinct physical quantities, and this page converts between units of just one of them.