Picometers: conversions & definition
Picometers (pm) represent length & distance. One unit equals 10^-12 m. Length describes a distance. The meter is the SI base unit of length.
Choose the unit you need
Each row converts one pm. Open a converter to enter any value and see its formula, worked example and reference table. Results below are rounded to 10 significant digits.
| Convert to | Equivalent value | Calculator |
|---|---|---|
| Meters (m) | ≈ 1e-12 | Convert pm to m |
| Millimeters (mm) | ≈ 1e-9 | Convert pm to mm |
| Kilometers (km) | ≈ 1e-15 | Convert pm to km |
| Micrometers (µm) | ≈ 0.000001 | Convert pm to µm |
| Megameters (Mm) | ≈ 1e-18 | Convert pm to Mm |
| Nanometers (nm) | ≈ 0.001 | Convert pm to nm |
| Gigameters (Gm) | ≈ 1e-21 | Convert pm to Gm |
| Centimeters (cm) | ≈ 1e-10 | Convert pm to cm |
| Decimeters (dm) | ≈ 1e-11 | Convert pm to dm |
| Hectometers (hm) | ≈ 1e-14 | Convert pm to hm |
| Decameters (dam) | ≈ 1e-13 | Convert pm to dam |
| Terameters (Tm) | ≈ 1e-24 | Convert pm to Tm |
| Femtometers (fm) | ≈ 1,000 | Convert pm to fm |
| Petameters (Pm) | ≈ 1e-27 | Convert pm to Pm |
| Attometers (am) | ≈ 1,000,000 | Convert pm to am |
| Exameters (Em) | ≈ 1e-30 | Convert pm to Em |
| Zeptometers (zm) | ≈ 1,000,000,000 | Convert pm to zm |
| Zettameters (Zm) | ≈ 1e-33 | Convert pm to Zm |
| Yoctometers (ym) | ≈ 1e+12 | Convert pm to ym |
| Yottameters (Ym) | ≈ 1e-36 | Convert pm to Ym |
Keep the quantity consistent
Choose units that represent the same quantity and preserve the measurement conditions. A scale conversion changes the number and unit together; it does not change the physical amount or improve the accuracy of your measurement.
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