Attometer is 1e-18 meter units.
Attometers to Micrometers Converter — am to um
Convert Attometer (am) to Micrometer (um) using the exact conversion factor (1 attometer = 1e-12 micrometer). See the formula, worked examples, and conversion table.
Attometers to Micrometers converter
Converter
Length Converter
Convert SI, imperial, US customary, astronomical, scientific, and historical length units.
Context values
Some unit families need one extra value for a physically accurate result.
Micrometer is 0.000001 meter units.
Result = input x 1e-18 / 1e-6.
Length uses the meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Attometers to Micrometers
Attometer and Micrometer both measure length. Specifically: Attometer is 1e-18 meter units, and micrometer is 0.000001 meter units.
Formula
micrometers = attometers × 1e-12
This factor comes from each unit's defined relationship to the category's base unit: 1 attometer equals 1e-18 base units, and 1 micrometer equals 0.000001 base units, so dividing one by the other gives the direct attometer-to-micrometer factor of 1e-12.
Simple example
1 am × 1e-12 = 1e-12 um
1 attometer = 1e-12 micrometers.
Real-world example
10 am × 1e-12 = 1e-11 um
10 attometers = 1e-11 micrometers.
Conversion table
| Attometer (am) | Micrometer (um) |
|---|---|
| 1 am | 1e-12 um |
| 5 am | 5e-12 um |
| 10 am | 1e-11 um |
| 21.0975 am | 2.10975e-11 um |
| 42.195 am | 4.2195e-11 um |
| 100 am | 1e-10 um |
Reverse conversion: Micrometer to Attometer
1e-12 um × 1000000000000 = 1 am
1e-12 micrometers = 1 attometers.
attometers = micrometers × 1000000000000
For a page dedicated to this direction, see Micrometer to Attometer.
Understanding the Attometer (am)
Attometer is 1e-18 meter units.
Understanding the Micrometer (um)
Micrometer is 0.000001 meter units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micrometers are in 1 attometer?
1 attometer equals 1e-12 micrometers, using the exact defined conversion factor rather than an estimate.
How do I convert attometer to micrometer?
Multiply the attometer value by 1e-12. The converter above does this instantly to whatever precision you set.
How do I convert micrometer back to attometer?
Use the reverse factor: 1 micrometer equals 1,000,000,000,000 attometers. You can also use the swap control in the converter above to flip the direction instantly.
What is a attometer?
Attometer (am) is a unit of length.
What is a micrometer?
Micrometer (um) is a unit of length.
Is the attometer to micrometer conversion exact?
Yes. Both attometer and micrometer 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.