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Nano (n)

The SI prefix nano (n): a factor of 10⁻⁹, which is one billionth (10⁻⁹).

What is a nano unit?

Symbol
n
Quantity
SI Prefixes
Unit system
SI
Definition
The SI prefix nano (n): a factor of 10⁻⁹, which is one billionth (10⁻⁹).
Exact
Yes, the value is exact by definition
Source
SI Brochure, 9th edition (BIPM, 2019)

Common applications

Used for nanometers (wavelengths of light, chip features), nanoseconds in computing and nanograms in chemistry.

Nano in other si prefixes units

Nano quick reference

Nano in other units
NanoMicroPicoKilo
1 n= 0.001 µ= 1000 p= 1e-12 k
10 n= 0.01 µ= 10000 p= 1e-11 k
100 n= 0.1 µ= 100000 p= 1e-10 k
1000 n= 1 µ= 1000000 p= 1e-9 k

Where the nano unit fits

The next smaller si prefixes unit is the pico unit (p). 1 n = 1000 p, and 1 p = 0.001 n.

The next larger si prefixes unit is the micro unit (µ). 1 n = 0.001 µ, and 1 µ = 1000 n.

Frequently asked questions

How many micro units are in one nano unit?
One nano unit = 0.001 µ (micro units).
How many pico units are in one nano unit?
One nano unit = 1000 p (pico units).
How many kilo units are in one nano unit?
One nano unit = 1e-12 k (kilo units).