Kilometre to millimetre converter (km to mm)

1 kilometre = 1,000,000 millimetre · 1 millimetre = 0.000001 kilometre

Formula and table →

kilometre to millimetre formula

millimetre = kilometre × 1,000,000

Worked example

10 kilometre = 10 × 1,000,000 = 10,000,000 millimetre

⇄ Convert millimetre to kilometre (swap units)

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kilometre to millimetre conversion table

kilometre (km)millimetre (mm)
1 km1,000,000 mm
2 km2,000,000 mm
3 km3,000,000 mm
4 km4,000,000 mm
5 km5,000,000 mm
6 km6,000,000 mm
7 km7,000,000 mm
8 km8,000,000 mm
9 km9,000,000 mm
10 km10,000,000 mm
15 km15,000,000 mm
20 km20,000,000 mm
25 km25,000,000 mm
30 km30,000,000 mm
40 km40,000,000 mm
50 km50,000,000 mm
60 km60,000,000 mm
70 km70,000,000 mm
80 km80,000,000 mm
90 km90,000,000 mm
100 km100,000,000 mm
200 km200,000,000 mm
250 km250,000,000 mm
500 km500,000,000 mm
1,000 km1,000,000,000 mm

About these units

kilometre (km)
1,000 metres, used for road distances.

FAQ

How many millimetre in 1 kilometre?

1 kilometre is 1,000,000 millimetre.

How many kilometre in 1 millimetre?

1 millimetre is 0.000001 kilometre.

What is the formula to convert kilometre to millimetre?

millimetre = kilometre × 1,000,000. For example, 10 kilometre = 10 × 1,000,000 = 10,000,000 millimetre.

What is 10 kilometre in millimetre?

10 kilometre = 10,000,000 millimetre.

Convert kilometre to other units

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