Attosecond is 1e-18 second units.
Attoseconds to Quectoseconds Converter — as to qs
Convert Attosecond (as) to Quectosecond (qs) using the exact conversion factor (1 attosecond = 1e+12 quectosecond). See the formula, worked examples, and conversion table.
Attoseconds to Quectoseconds converter
Converter
Time Converter
Convert SI time, civil time, historical durations, months, and years.
Context values
Some unit families need one extra value for a physically accurate result.
Quectosecond is 1e-30 second units.
Result = input x 1e-18 / 1e-30.
Months and years use the average Gregorian year.
Reserved above the conversion cards and below the converter.
About Converting Attoseconds to Quectoseconds
Attosecond and Quectosecond are both everyday units of duration, and converting between them is one of the most routine calculations there is — scheduling, project planning, and billing all depend on it. Specifically: Attosecond is 1e-18 second units, and quectosecond is 1e-30 second units.
Formula
quectoseconds = attoseconds × 1e+12
This factor comes from each unit's defined relationship to the category's base unit: 1 attosecond equals 1e-18 base units, and 1 quectosecond equals 1e-30 base units, so dividing one by the other gives the direct attosecond-to-quectosecond factor of 1e+12.
Simple example
1 as × 1e+12 = 1e+12 qs
1 attosecond = 1e+12 quectoseconds.
Real-world example
24 as × 1e+12 = 2.4e+13 qs
24 attoseconds = 2.4e+13 quectoseconds.
Conversion table
| Attosecond (as) | Quectosecond (qs) |
|---|---|
| 1 as | 1e+12 qs |
| 7 as | 7e+12 qs |
| 24 as | 2.4e+13 qs |
| 30 as | 3e+13 qs |
| 100 as | 1e+14 qs |
| 365 as | 3.65e+14 qs |
Reverse conversion: Quectosecond to Attosecond
1e+12 qs × 1e-12 = 1 as
1e+12 quectoseconds = 1 attosecond.
attoseconds = quectoseconds × 1e-12
For a page dedicated to this direction, see Quectosecond to Attosecond.
Understanding the Attosecond (as)
Attosecond is 1e-18 second units.
Understanding the Quectosecond (qs)
Quectosecond is 1e-30 second units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many quectoseconds are in 1 attosecond?
1 attosecond equals 1e+12 quectoseconds, using the exact defined conversion factor rather than an estimate.
How do I convert attosecond to quectosecond?
Multiply the attosecond value by 1e+12. The converter above does this instantly to whatever precision you set.
How do I convert quectosecond back to attosecond?
Use the reverse factor: 1 quectosecond equals 1e-12 attoseconds. You can also use the swap control in the converter above to flip the direction instantly.
What is a attosecond?
Attosecond (as) is a unit of time.
What is a quectosecond?
Quectosecond (qs) is a unit of time.
Is the attosecond to quectosecond conversion exact?
Yes. Both attosecond and quectosecond are defined by fixed standards rather than physical artifacts, so the factor of 1e+12 used above is exact to as many digits as you choose to display.