A US liquid pint is one eighth of a US gallon.
Pints to Rontoliters Converter — pt to rL
Convert Pint (pt) to Rontoliter (rL) using the exact conversion factor (1 pint = 4.731765e+26 rontoliter). See the formula, worked examples, conversion table, history, and common uses.
Pints to Rontoliters converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
Rontoliter is 1e-27 liter units.
Result = input x 0.000473176473 / 1e-30.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pints to Rontoliters
Pint and Rontoliter appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Pint is most often used for us beer and beverage serving sizes.
Formula
rontoliters = pints × 4.731765e+26
This factor comes from each unit's defined relationship to the category's base unit: 1 pint equals 0.000473176473 base units, and 1 rontoliter equals 1e-30 base units, so dividing one by the other gives the direct pint-to-rontoliter factor of 4.731765e+26.
Simple example
1 pt × 4.731765e+26 = 4.731765e+26 rL
1 pint = 4.731765e+26 rontoliters.
Real-world example
10 pt × 4.731765e+26 = 4.731765e+27 rL
10 pints = 4.731765e+27 rontoliters.
Conversion table
| Pint (pt) | Rontoliter (rL) |
|---|---|
| 1 pt | 4.731765e+26 rL |
| 5 pt | 2.365882e+27 rL |
| 10 pt | 4.731765e+27 rL |
| 25 pt | 1.182941e+28 rL |
| 50 pt | 2.365882e+28 rL |
| 100 pt | 4.731765e+28 rL |
Reverse conversion: Rontoliter to Pint
4.731765e+26 rL × 2.113376e-27 = 1.000000057 pt
4.731765e+26 rontoliters = 1.000000057 pints.
pints = rontoliters × 2.113376e-27
For a page dedicated to this direction, see Rontoliter to Pint.
Understanding the Pint
Pint (pt) measures volume. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. It is classified as a US customary unit.
Where it's used: United States (beer serving, cooking, dairy)
Uses of the Pint today
- US beer and beverage serving sizes
- US recipe measurement
- US dairy packaging (pint containers)
History of the Pint
The pint follows the same English wine-gallon lineage as the US gallon and quart, retained by the US after Britain's 1824 switch to a different imperial gallon standard.
Historical origin. Pint was not the invention of a single named person; it developed through the process described above.
Understanding the Rontoliter (rL)
Rontoliter is 1e-27 liter units.
Pint — sources
- NIST Handbook 44, Appendix C — General tables of units including the US pint definition.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many rontoliters are in 1 pint?
1 pint equals 4.731765e+26 rontoliters, using the exact defined conversion factor rather than an estimate.
How do I convert pint to rontoliter?
Multiply the pint value by 4.731765e+26. The converter above does this instantly to whatever precision you set.
How do I convert rontoliter back to pint?
Use the reverse factor: 1 rontoliter equals 2.113376e-27 pints. You can also use the swap control in the converter above to flip the direction instantly.
What is a pint?
Pint (pt) measures volume. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. It is classified as a US customary unit.
What is a rontoliter?
Rontoliter (rL) is a unit of volume.
Is the pint to rontoliter conversion exact?
Yes. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
Where is the pint still used today?
United States (beer serving, cooking, dairy)