To convert ergs to electronvolts, multiply by 624150907400.
The calculation uses 1 erg = 624150907400 eV. Results are displayed to at most 10 significant digits. Definitions can be exact while a displayed decimal is rounded. Match the displayed precision to your original measurement.
The formula
value in eV = value in erg × 624150907400
erg- Input unit: ergs
eV- Output unit: electronvolts
How to use this calculator
- Enter a value in erg.
- Multiply by the stored conversion factor.
- Read the result in eV; divide by the same factor to convert back.
Worked examples
Worked conversion
1 erg × 624150907400 ≈ 624150907400 eV.
Reverse conversion
624150907400 eV ÷ 624150907400 ≈ 1 erg. Rounding intermediate values can change the last displayed digit.
Frequently asked questions
What factor does this converter use?
It uses 624150907400 eV per erg.
Why can another converter show a slightly different answer?
Check the unit convention first (such as US versus Imperial or decimal versus binary), then compare rounding. Measurement uncertainty is separate from the unit conversion.
erg to eV table
| erg | eV (rounded) |
|---|---|
| 0 | 0 |
| 1 | 624150907400 |
| 2 | 1248301815000 |
| 5 | 3120754537000 |
| 10 | 6241509074000 |
| 100 | 62415090740000 |
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