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21 kilometers (km) = 21000 meters (m). To convert 21 km to meters, multiply the length value by the conversion factor 1000.
Number of kilometers × 1000 = Value in meters
21 km = 21 × 1000 = 21000 meters
| Kilometers [km] | Meters [m] |
| 21 | 21000 |
| 22 | 22000 |
| 23 | 23000 |
| 24 | 24000 |
| 25 | 25000 |
| 26 | 26000 |
| 27 | 27000 |
| 28 | 28000 |
| 29 | 29000 |
| 30 | 30000 |
| 31 | 31000 |
| 32 | 32000 |
| 33 | 33000 |
| 34 | 34000 |
| 35 | 35000 |
| 36 | 36000 |
| 37 | 37000 |
| 38 | 38000 |
| 39 | 39000 |
| 40 | 40000 |
How many meters are there in a kilometer?
There are 1000 meters in a kilometer.
Which is the bigger unit?
Kilometer is the bigger unit than meter.