Formula
e to C conversion formula
Use this relationship for a direct conversion:
C = e x 1.602176634e-19
Worked example
2 e = 3.204353268e-19 C.
Ampere-hour relationships and the elementary charge value are exact.
Electric Charge conversion
Convert Elementary charge to Coulomb
1 elementary charge (e) equals 1.602176634e-19 coulomb (C). Enter any value below to convert from e to C.
Enter a value and choose units. Results update instantly.
1 e = 1.602176634e-19 C
All Charge units
From 1 e| Unit | Value |
|---|---|
| Nanocoulomb nC | 0.0000000002 |
| Microcoulomb μC | 1.602176634e-13 |
| Millicoulomb mC | 1.602176634e-16 |
| Coulomb C | 1.602176634e-19 |
| Milliampere-hour mAh | 4.45049065e-20 |
| Ampere-hour Ah | 4.45049065e-23 |
| Elementary charge e | 1 |
Recent conversions
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Quick reference
Elementary charge to Coulomb table
| Elementary charge (e) | Coulomb (C) |
|---|---|
| 0.01 | 1.602176634e-21 |
| 0.1 | 1.602176634e-20 |
| 1 | 1.602176634e-19 |
| 2 | 3.204353268e-19 |
| 5 | 8.01088317e-19 |
| 10 | 1.602176634e-18 |
| 25 | 4.005441585e-18 |
| 50 | 8.01088317e-18 |
| 100 | 1.602176634e-17 |
| 1,000 | 1.602176634e-16 |
From unit
About the elementary charge
The exact magnitude of the electron or proton charge.
Symbol: e
To unit
About the coulomb
One ampere-second of electric charge.
Symbol: C
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Related conversions
Source
Conversion standard
Definitions are checked against BIPM SI Brochure: coulomb and elementary charge. Calculations use full internal precision before display rounding.
View the complete electric charge converterQuestions
e to C FAQ
How do you convert elementary charge to coulomb?
Use the formula C = e x 1.602176634e-19. 1 elementary charge (e) equals 1.602176634e-19 coulomb (C).
Is the e to C conversion exact?
Both unit definitions use exact factors. Only the displayed decimal may be rounded.