Convert nanometers to kilometers
1 nm = 0.000000000001 km — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1e-12km
Exact decimal: 0.000000000001
As a fraction: 1/1000000000000
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1 nm = 0.000000000001 km
Show this value in all 50 length units
- Gigameters Gm 1e-18
- Megameters Mm 1e-15
- Kilometers km 1e-12
- Hectometers hm 1e-11
- Decameters dam 1e-10
- Meters m 1e-9
- Decimeters dm 1e-8
- Centimeters cm 0.000 000 1
- Millimeters mm 0.000 001
- Micrometers µm 0.001
- Nanometers nm 1
- Picometers pm 1000
- Femtometers fm 1 000 000
- Inches in 3.93700787402e-8
- Feet ft 3.28083989501e-9
- Yards yd 1.09361329834e-9
- Miles mi 6.21371192237e-13
- Nautical miles nmi 5.39956803456e-13
- Thous thou 0.000 039 370 078 740 2
- Hands hh 9.84251968504e-9
- Links li 4.9709695379e-9
- Spans span 4.37445319335e-9
- Cubits cubit 2.18722659668e-9
- Ells ell 8.7489063867e-10
- Fathoms ftm 5.46806649169e-10
- Rods rd 1.98838781516e-10
- Chains ch 4.9709695379e-11
- Furlongs fur 4.9709695379e-12
- Leagues lea 2.07123730746e-13
- Barleycorns barleycorn 0.000 000 118 110 236 22
- US survey feet ft (US) 3.28083333333e-9
- US survey miles mi (US) 6.21369949495e-13
- Ångströms Å 10
- Microns µ 0.001
- Bohr radiuss a₀ 18.897 261 259 1
- Planck lengths ℓₚ 6.18714249917e+25
- Astronomical units au 6.68458712227e-21
- Light-years ly 1.05700083402e-25
- Light-seconds ls 3.33564095198e-18
- Light-minutes lmin 5.55940158664e-20
- Parsecs pc 3.24077928944e-26
- Kiloparsecs kpc 3.24077928944e-29
- Megaparsecs Mpc 3.24077928944e-32
- Solar radiuss R☉ 1.43740117867e-18
- Earth radiuss R🜨 1.56961230576e-16
- Point (DTP)s pt 0.000 002 834 645 669 29
- Picas pc 0.000 000 236 220 472 441
- Scandinavian miles mil 1e-13
- Versts вер 9.37382827147e-13
- Lis 里 2e-12
Every row is Nanometer (nm) converted through the meter, in exact rational arithmetic.
How to convert nanometers to kilometers
Multiply the number of nanometers by 0.000000000001 to get kilometers.
The exact factor is 0.000000000001 — as a fraction, 1/1000000000000.
Nanometer to Kilometer conversion table
| Nanometers (nm) | Kilometers (km) |
|---|---|
| 1 nm | 1e-12 |
| 2 nm | 2e-12 |
| 3 nm | 3e-12 |
| 5 nm | 5e-12 |
| 10 nm | 1e-11 |
| 20 nm | 2e-11 |
| 25 nm | 2.5e-11 |
| 50 nm | 5e-11 |
| 100 nm | 1e-10 |
| 250 nm | 2.5e-10 |
| 500 nm | 5e-10 |
| 1000 nm | 1e-9 |
Kilometer to Nanometer conversion table
| Kilometers (km) | Nanometers (nm) |
|---|---|
| 1 km | 1 000 000 000 000 |
| 2 km | 2 000 000 000 000 |
| 3 km | 3 000 000 000 000 |
| 5 km | 5 000 000 000 000 |
| 10 km | 10 000 000 000 000 |
| 20 km | 20 000 000 000 000 |
| 25 km | 25 000 000 000 000 |
| 50 km | 50 000 000 000 000 |
| 100 km | 100 000 000 000 000 |
| 250 km | 250 000 000 000 000 |
| 500 km | 500 000 000 000 000 |
| 1000 km | 1 000 000 000 000 000 |
Frequently asked
How many kilometers are in a nanometer?
One nanometer equals 1e-12 kilometers (nm → km). That figure is exact, not rounded.
How do you convert nanometers to kilometers?
Multiply the number of nanometers by 0.000000000001 to get kilometers.
What is 1 km in nanometers?
One kilometer is 1000000000000 nanometers.
What is 10 nm in km?
10 nm = 1e-11 km.