Kilometers to Micrometers Converter
1 Kilometer = 1,000,000,000 Micrometers
km
um
1 km = 1,000,000,000 um. To convert kilometers to micrometers, multiply by 1,000,000,000; to convert back, multiply by 1e-9.
Conversion formula
1 km = 1,000,000,000 um
To convert from Kilometers to Micrometers, multiply the value in kilometers by 1,000,000,000.
| Kilometers (km) | Micrometers (um) |
|---|---|
| 0.001 | 1,000,000 |
| 0.01 | 10,000,000 |
| 0.1 | 100,000,000 |
| 1 | 1,000,000,000 |
| 2 | 2,000,000,000 |
| 5 | 5,000,000,000 |
| 10 | 10,000,000,000 |
| 25 | 25,000,000,000 |
| 50 | 50,000,000,000 |
| 100 | 100,000,000,000 |
| 250 | 250,000,000,000 |
| 500 | 500,000,000,000 |
| 1000 | 1e+12 |
1 kilometer in every length unit
| Meters | 1,000 m |
| Centimeters | 100,000 cm |
| Millimeters | 1,000,000 mm |
| Micrometers | 1,000,000,000 um |
| Nanometers | 1e+12 nm |
| Miles | 0.621371 mi |
| Yards | 1,093.61 yd |
| Feet | 3,280.84 ft |
| Inches | 39,370.1 in |
| Nautical Miles | 0.539957 nmi |
| Light Years | 1.057e-13 ly |
Frequently Asked Questions
How many micrometers are in 1 kilometer?
1 kilometer equals 1,000,000,000 micrometers. So 10 kilometers are 10,000,000,000 micrometers and 100 kilometers are 100,000,000,000 micrometers.
How do I convert kilometers to micrometers by hand?
Multiply the number of kilometers by 1,000,000,000. To go the other way, multiply micrometers by 1e-9 (or divide by 1,000,000,000).
How many kilometers are in 1 micrometer?
1 micrometer equals 1e-9 kilometers.