Attoliter is 1e-18 liter units.
Attoliters to Tablespoons Converter — aL to tbsp
Convert Attoliter (aL) to Tablespoon (tbsp) using the exact conversion factor (1 attoliter = 6.762805e-17 tablespoon). See the formula, worked examples, conversion table, and common uses.
Attoliters to Tablespoons 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.
A US tablespoon is half a US fluid ounce.
Result = input x 1e-21 / 1.47867648e-5.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Attoliters to Tablespoons
Attoliter and Tablespoon 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. Specifically: Attoliter is 1e-18 liter units, and a US tablespoon is half a US fluid ounce.
Formula
tablespoons = attoliters × 6.762805e-17
This factor comes from each unit's defined relationship to the category's base unit: 1 attoliter equals 1e-21 base units, and 1 tablespoon equals 0.0000147867647813 base units, so dividing one by the other gives the direct attoliter-to-tablespoon factor of 6.762805e-17.
Simple example
1 aL × 6.762805e-17 = 6.762805e-17 tbsp
1 attoliter = 6.762805e-17 tablespoons.
Real-world example
10 aL × 6.762805e-17 = 6.762805e-16 tbsp
10 attoliters = 6.762805e-16 tablespoons.
Conversion table
| Attoliter (aL) | Tablespoon (tbsp) |
|---|---|
| 1 aL | 6.762805e-17 tbsp |
| 5 aL | 3.381402e-16 tbsp |
| 10 aL | 6.762805e-16 tbsp |
| 25 aL | 1.690701e-15 tbsp |
| 50 aL | 3.381402e-15 tbsp |
| 100 aL | 6.762805e-15 tbsp |
Reverse conversion: Tablespoon to Attoliter
6.762805e-17 tbsp × 1.478676e+16 = 1.000000068 aL
6.762805e-17 tablespoons = 1.000000068 attoliters.
attoliters = tablespoons × 1.478676e+16
For a page dedicated to this direction, see Tablespoon to Attoliter.
Understanding the Attoliter (aL)
Attoliter is 1e-18 liter units.
Understanding the Tablespoon
Tablespoon (tbsp) measures volume. The US tablespoon is exactly 14.78676478125 milliliters — 3 US teaspoons, or 1/16 of a US cup. It is classified as a US customary unit.
Where it's used: United States (cooking and recipe measurement)
Uses of the Tablespoon today
- US recipe and cooking measurement
- Nutrition labeling serving sizes in the US
- Medication dosing instructions in the US
Tablespoon — sources
- NIST Handbook 44, Appendix C — General tables of units including the US tablespoon definition.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many tablespoons are in 1 attoliter?
1 attoliter equals 6.762805e-17 tablespoons, using the exact defined conversion factor rather than an estimate.
How do I convert attoliter to tablespoon?
Multiply the attoliter value by 6.762805e-17. The converter above does this instantly to whatever precision you set.
How do I convert tablespoon back to attoliter?
Use the reverse factor: 1 tablespoon equals 1.478676e+16 attoliters. You can also use the swap control in the converter above to flip the direction instantly.
What is a attoliter?
Attoliter (aL) is a unit of volume.
What is a tablespoon?
Tablespoon (tbsp) measures volume. The US tablespoon is exactly 14.78676478125 milliliters — 3 US teaspoons, or 1/16 of a US cup. It is classified as a US customary unit.
Is the attoliter to tablespoon conversion exact?
Yes. The US tablespoon is exactly 14.78676478125 milliliters — 3 US teaspoons, or 1/16 of a US cup. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.