Online calculator to convert nanometers to kilometers (nm to km) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Length or Distance units.
Conversion Calculator
Enter your value in the conversion calculator below.
Convert nm to km
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between nanometers and kilometers.
What is a nanometer (nm)?
A nanometer is a unit of Length or Distance in the Metric System. The symbol for nanometer is nm. There are 1,000,000,000,000 nanometers in a kilometer. The International spelling for this unit is nanometre.
What is a kilometer (km)?
A kilometer is a unit of Length or Distance in the Metric System. The symbol for kilometer is km. There are 0.000000000001 kilometers in a nanometer. The International spelling for this unit is kilometre.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from nm to km is:
km = nm ÷ 1,000,000,000,000
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from nanometers to kilometers (nm to km).
Nanometer to Kilometer Conversion Example
Task: Convert 450,000 nanometers to kilometers (show work) Formula: nm ÷ 1,000,000,000,000 = km Calculations: 450,000 nm ÷ 1,000,000,000,000 = 0.00000045 km Result: 450,000 nm is equal to 0.00000045 km
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from nm to km.
Nanometers to Kilometers Conversion Chart
| nanometers (nm) | kilometers (km) |
|---|---|
| 10 nm | 0.00000000001 km |
| 20 nm | 0.00000000002 km |
| 30 nm | 0.00000000003 km |
| 40 nm | 0.00000000004 km |
| 50 nm | 0.00000000005 km |
| 75 nm | 0.000000000075 km |
| 100 nm | 0.0000000001 km |
| 250 nm | 0.00000000025 km |
| 500 nm | 0.0000000005 km |
| 750 nm | 0.00000000075 km |
| 1,000 nm | 0.000000001 km |
| 2,500 nm | 0.0000000025 km |
| 5,000 nm | 0.000000005 km |
| 7,500 nm | 0.0000000075 km |
| 10,000 nm | 0.00000001 km |
| 25,000 nm | 0.000000025 km |
| 50,000 nm | 0.00000005 km |
| 75,000 nm | 0.000000075 km |
| 100,000 nm | 0.0000001 km |
| 250,000 nm | 0.00000025 km |
| 500,000 nm | 0.0000005 km |
| 750,000 nm | 0.00000075 km |
| 1,000,000 nm | 0.000001 km |
| 2,500,000 nm | 0.0000025 km |
| 5,000,000 nm | 0.000005 km |
| 7,500,000 nm | 0.0000075 km |
| 10,000,000 nm | 0.00001 km |
| 25,000,000 nm | 0.000025 km |
| 50,000,000 nm | 0.00005 km |
Related Units
This table provides a summary of the Length or Distance units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| inches | in or " | US Customary Units/Imperial System |
| feet | ft or ' | US Customary Units/Imperial System |
| yards | yd | US Customary Units/Imperial System |
| miles | mi | US Customary Units/Imperial System |
| picometers | pm | Metric System |
| nanometers | nm | Metric System |
| micrometers | μm | Metric System |
| millimeters | mm | Metric System |
| centimeters | cm | Metric System |
| decimeters | dm | Metric System |
| meters | m | Metric System |
| decameters | dam or dkm | Metric System |
| hectometers | hm | Metric System |
| kilometers | km | Metric System |
| megameters | Mm | Metric System |
| gigameters | Gm | Metric System |
| nautical miles | M or NM or nmi | Non-SI (International) |
| angstroms | Å | Non-SI (International) |
| rods | rod | Non-SI (International) |
Note: For Length and Distance conversions, US Customary Units and the Imperial System are equivalent.
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