kilometre to micrometre
1 kilometre equals 1000000000 micrometre, and 1 micrometre equals 1e-9 kilometre.
Conversion formula
μm = km × 1000000000
To convert kilometre to micrometre, multiply the value by 1000000000.
Conversion table
| 1 km | 1000000000 μm |
|---|---|
| 2 km | 2000000000 μm |
| 5 km | 5000000000 μm |
| 10 km | 10000000000 μm |
| 25 km | 25000000000 μm |
| 50 km | 50000000000 μm |
| 100 km | 100000000000 μm |
| 500 km | 500000000000 μm |
| 1000 km | 1000000000000 μm |
Reverse conversion table
| 1 μm | 1e-9 km |
|---|---|
| 2 μm | 2e-9 km |
| 5 μm | 5e-9 km |
| 10 μm | 1e-8 km |
| 25 μm | 2.5e-8 km |
| 50 μm | 5e-8 km |
| 100 μm | 1e-7 km |
| 500 μm | 5e-7 km |
| 1000 μm | 0.000001 km |
Key facts
| 1 kilometre | 1000000000 micrometre |
|---|---|
| 1 micrometre | 1e-9 kilometre |
Frequently asked questions
How do I convert kilometre to micrometre?
Multiply the kilometre value by 1000000000 to get micrometre. For example, 10 kilometre = 10000000000 micrometre.
How do I convert micrometre back to kilometre?
Divide the micrometre value by 1000000000 (equivalently, multiply by 1e-9) to get kilometre.
Reverse conversion
Printable A4 conversion cheat sheet — see the Downloads page