Convert 38 Centimeter (cm) to Kilometer (km).

38 Centimeter equals 0.00038 Kilometer. Multiply 38 by 1.000000e-5.

38 Centimeter = 0.00038 Kilometer

Worked example: converting Centimeter to Kilometer

Step 1 — start with the formula. km = cm × 0.00001
Step 2 — substitute your figure. 38 cm × 1.000000e-5
Step 3 — read the result. 38 cm = 0.00038 km
Step 4 — check it in reverse. cm = km × 100,000 returns 38 cm, which matches the figure you started with.

Length Converter

31 units available

Decimals:

From

To

0.00038

38 cm = 0.00038 km

Formula:

km = cm × 0.00001

With your value: 38 cm = 0.00038 km

How big is that?

Everyday references on a logarithmic scale, all expressed in centimeter so you can sanity-check the result.

Credit card (long side) (1/4.4 your value)8.56 cm

A4 sheet (height) (1/1.3 your value)29.7 cm

Your value38.0 cm

Adult stride (2.0× your value)75.0 cm

Standard door height (5.3× your value)200 cm

London double-decker bus (29× your value)1.10e+3 cm

Other Centimeter to Kilometer conversions

30 cm to km 32 cm to km 35 cm to km 36 cm to km 40 cm to km 42 cm to km 45 cm to km Full Centimeter to Kilometer converter

Centimeter to Kilometer Conversion Table

Centimeter (cm)	Kilometer (km)
0.5	5.000000e-6
1	1.000000e-5
2	2.000000e-5
5	5.000000e-5
10	0.0001
15	0.00015
20	0.0002
25	0.00025
50	0.0005
100	0.001
250	0.0025
500	0.005
1000	0.01

Kilometer to Centimeter Conversion Table

Kilometer (km)	Centimeter (cm)
0.5	50,000
1	100,000
2	200,000
5	500,000
10	1,000,000
15	1,500,000
20	2,000,000
25	2,500,000
50	5,000,000
100	10,000,000
250	25,000,000
500	50,000,000
1000	100,000,000

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Centimeter (cm)

Length

Exact conversion

Traceable to the metre, defined by fixing the speed of light in vacuum at 299 792 458 m/s. Imperial lengths derive from the 1959 international yard (0.9144 m exactly).

Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)

Bureau International des Poids et Mesures · Reviewed 2026-07-01

Kilometer (km)

Length

Exact conversion

Traceable to the metre, defined by fixing the speed of light in vacuum at 299 792 458 m/s. Imperial lengths derive from the 1959 international yard (0.9144 m exactly).

Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)

Bureau International des Poids et Mesures · Reviewed 2026-07-01

How to Convert Centimeter to Kilometer

To convert from Centimeter (cm) to Kilometer (km), multiply the value by 1.000000e-5.

Formula: km = cm × 0.00001

Reverse: cm = km × 100,000

Step-by-Step Example

Start with your value in Centimeter. For example: 5 cm
Multiply by the conversion factor: 5 x 1.000000e-5
The result is: 5.000000e-5 km

About Centimeter

The centimeter equals one hundredth of a meter. It is commonly used for everyday measurements of length.

Common uses: body measurements, clothing, furniture.

About Kilometer

The kilometer equals 1,000 meters and is the standard unit for measuring distances between geographical locations in most countries.

Fun Fact: The circumference of Earth is approximately 40,075 km.

Common uses: road distances, geography, running.

Frequently Asked Questions

What is 38 Centimeter in Kilometer?

38 Centimeter equals 0.00038 Kilometer.

How many Kilometer are in 1 Centimeter?

There are exactly 1.000000e-5 Kilometer in 1 Centimeter. This means the conversion factor from Centimeter to Kilometer is 1.000000e-5.

What is the formula to convert Centimeter to Kilometer?

The formula to convert Centimeter to Kilometer is: km = cm × 0.00001. For example, to convert 10 Centimeter to Kilometer, you would multiply 10 by 1.000000e-5.

What is a Centimeter?