Convert kilometer to micrometer
1 km = 1,000,000,000 μm
1 km = 1,000,000,000 μm
1 km in every length unit
| femtometer | 1.00e+18 fm |
| picometer | 1.00e+15 pm |
| nanometer | 1,000,000,000,000 nm |
| micrometer | 1,000,000,000 μm |
| millimeter | 1,000,000 mm |
| centimeter | 100,000 cm |
| decimeter | 10,000 dm |
| meter | 1,000 m |
| kilometer | 1 km |
| inch | 39,400 in |
| foot | 3,280 ft |
| yard | 1,090 yd |
| mile | 0.621 mi |
| nautical mile | 0.54 nmi |
| astronomical unit | 6.68e-09 AU |
| light-year | 1.06e-13 ly |
| parsec | 3.24e-14 pc |
How the conversion works
Multiply by 1,000,000,000 to go from kilometer to micrometer, or divide by it to go back. Every conversion on this site routes through the SI value (m) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? micrometer to kilometer — 1 μm = 1.000000000e-09 km.
kilometer to micrometer — common values
| 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 |
| 15 km | 15,000,000,000 μm |
| 20 km | 20,000,000,000 μm |
| 25 km | 25,000,000,000 μm |
| 50 km | 50,000,000,000 μm |
| 75 km | 75,000,000,000 μm |
| 100 km | 100,000,000,000 μm |
| 250 km | 250,000,000,000 μm |
| 500 km | 500,000,000,000 μm |
| 1000 km | 1,000,000,000,000 μm |
Solvers that use length