Erg to Atomic mass unit
Convert Erg to Atomic mass unit instantly. Free online scientific unit converter with exact formula, conversion table and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Converter
Scientific Units Converter
Convert SI derived units, scientific notation-friendly units, atomic units, and lab measurements.
Context values
Some unit families need one extra value for a physically accurate result.
Use the converter to see the formula.
Results update instantly for Erg to Atomic mass unit conversions.
Reserved above the conversion cards and below the converter.
Formula
atomic mass unit = erg × 6.022141e+19
erg = atomic mass unit × 1.660539e-20
Conversion table
| 1 erg | 6.022141e+19 u |
| 5 erg | 3.01107e+20 u |
| 10 erg | 6.022141e+20 u |
| 20 erg | 1.204428e+21 u |
| 50 erg | 3.01107e+21 u |
| 100 erg | 6.022141e+21 u |
| 500 erg | 3.01107e+22 u |
| 1000 erg | 6.022141e+22 u |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
What is the source unit in this conversion?
The source unit is the erg (erg). An erg is a CGS energy unit.
What is the destination unit in this conversion?
The destination unit is the atomic mass unit (u). The unified atomic mass unit is used in atomic physics.
How do I convert erg to atomic mass unit?
Multiply the erg value by 6.022141e+19. For example, 10 erg × 6.022141e+19 = 6.022141e+20 u.
Is the erg to atomic mass unit conversion exact?
Yes. The relationship between these units is a fixed mathematical or SI-defined ratio, so the conversion factor is exact rather than a measured approximation.
Where is this conversion commonly used?
It's used whenever a value expressed in erg needs to be compared with, or reported in, atomic mass unit, such as in engineering, scientific, or laboratory calculations.
Can I convert atomic mass unit back to erg?
Yes. Multiply the atomic mass unit value by 1.660539e-20 to get erg.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
This page converts erg (erg) to atomic mass unit (u) within the scientific units converter.
An erg is a CGS energy unit.
The unified atomic mass unit is used in atomic physics.
The formula is atomic mass unit = erg × 6.022141e+19, based on each unit's fixed relationship to the scientific converter's reference units.
The conversion is exact, since it relies on a fixed numerical ratio between the two units rather than a measured or approximate value.
Use the calculator above for instant results, or the table below for common erg values already converted to atomic mass unit.