Kilometers to Nanometers
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km
nm
Quick reference
| Kilometers (km) | Nanometers (nm) |
|---|
Formula
Nanometers = kilometers × 1000000000000
Multiply the kilometers value by 999999999999.9999 to get nanometers. To reverse — divide nanometers by 999999999999.9999 to get kilometers.
About this conversion
The kilometer (km) is a metric unit equal to 1,000 meters, used worldwide for road distances. Learn more →
The nanometer (nm) is a metric unit equal to one billionth of a meter, used in nanotechnology, biology and physics to measure wavelengths of light and atomic structures. Learn more →
Source: NIST International Reference