Convert km to micrometers
Kilometers to micrometers. Enter a value to convert, or use the km to micrometers chart further down the page.
1 kilometer equals 1,000,000,000 micrometers. Going the other way, 1 micrometer = 1e-9 kilometers.
How to convert km to micrometers
To convert kilometers to micrometers, multiply the kilometer value by 1000000000. You can also divide by 1e-9 to get the same answer.
µm = km × 1000000000
Worked example
Convert 15 km to micrometers:
15 km = 15,000,000,000 µm
km to micrometers conversion chart
Use this km to micrometers table for quick reference without typing anything.
| kilometers (km) | micrometers (µm) |
|---|---|
| 0.01 km | 10,000,000 µm |
| 0.1 km | 100,000,000 µm |
| 1 km | 1,000,000,000 µm |
| 2 km | 2,000,000,000 µm |
| 3 km | 3,000,000,000 µm |
| 5 km | 5,000,000,000 µm |
| 10 km | 10,000,000,000 µm |
| 20 km | 20,000,000,000 µm |
| 50 km | 50,000,000,000 µm |
| 100 km | 100,000,000,000 µm |
| 1,000 km | 1,000,000,000,000 µm |
What is a kilometer?
The kilometer is one thousand meters and is the standard unit for road distances and long-range measurement almost everywhere outside the United States and the United Kingdom.
What is a micrometer?
The micrometer, also called the micron, is one millionth of a meter. It is the working scale of cell biology, air filtration ratings and semiconductor manufacturing.
Frequently asked questions
How many micrometers are in a kilometer?
1 km equals 1,000,000,000 micrometers. Going the other way, 1 micrometers is 1e-9 km.
How do you convert km to micrometers?
To convert kilometers to micrometers, multiply the kilometer value by 1000000000. You can also divide by 1e-9 to get the same answer.
What is 10 km in micrometers?
10 km equals 10,000,000,000 micrometers. The conversion chart on this page lists the other values people look up most often.
Related length conversions
Convert km to other units
- micrometers to km
- km to mm
- km to cm
- km to meters
- km to inches
- km to feet
- km to yards
- km to miles
- km to nanometers
Convert other units to micrometers
- mm to micrometers
- cm to micrometers
- meters to micrometers
- inches to micrometers
- feet to micrometers
- yards to micrometers
- miles to micrometers
- nanometers to micrometers
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