Ronnagram is 1e+27 gram units.
Ronnagrams to Drams Converter — Rg to dr
Convert Ronnagram (Rg) to Dram (dr) using the exact conversion factor (1 ronnagram = 5.643834e+26 dram). See the formula, worked examples, and conversion table.
Ronnagrams to Drams converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
An avoirdupois dram is 1/16 ounce.
Result = input x 1e+24 / 0.001771845195.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ronnagrams to Drams
Weight conversions between Ronnagram and Dram come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: Ronnagram is 1e+27 gram units, and an avoirdupois dram is 1/16 ounce.
Formula
drams = ronnagrams × 5.643834e+26
This factor comes from each unit's defined relationship to the category's base unit: 1 ronnagram equals 1e+24 base units, and 1 dram equals 0.00177184519531 base units, so dividing one by the other gives the direct ronnagram-to-dram factor of 5.643834e+26.
Simple example
1 Rg × 5.643834e+26 = 5.643834e+26 dr
1 ronnagram = 5.643834e+26 drams.
Real-world example
50 Rg × 5.643834e+26 = 2.821917e+28 dr
50 ronnagrams = 2.821917e+28 drams.
Conversion table
| Ronnagram (Rg) | Dram (dr) |
|---|---|
| 1 Rg | 5.643834e+26 dr |
| 5 Rg | 2.821917e+27 dr |
| 10 Rg | 5.643834e+27 dr |
| 25 Rg | 1.410958e+28 dr |
| 50 Rg | 2.821917e+28 dr |
| 100 Rg | 5.643834e+28 dr |
Reverse conversion: Dram to Ronnagram
5.643834e+26 dr × 1.771845e-27 = 1.000000016 Rg
5.643834e+26 drams = 1.000000016 ronnagrams.
ronnagrams = drams × 1.771845e-27
For a page dedicated to this direction, see Dram to Ronnagram.
Understanding the Ronnagram (Rg)
Ronnagram is 1e+27 gram units.
Understanding the Dram (dr)
An avoirdupois dram is 1/16 ounce.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams are in 1 ronnagram?
1 ronnagram equals 5.643834e+26 drams, using the exact defined conversion factor rather than an estimate.
How do I convert ronnagram to dram?
Multiply the ronnagram value by 5.643834e+26. The converter above does this instantly to whatever precision you set.
How do I convert dram back to ronnagram?
Use the reverse factor: 1 dram equals 1.771845e-27 ronnagrams. You can also use the swap control in the converter above to flip the direction instantly.
What is a ronnagram?
Ronnagram (Rg) is a unit of mass/weight.
What is a dram?
Dram (dr) is a unit of mass/weight.
Is the ronnagram to dram conversion exact?
Yes. Both ronnagram and dram are defined by fixed standards rather than physical artifacts, so the factor of 5.643834e+26 used above is exact to as many digits as you choose to display.