# square kilometre to square millimetre conversion

Conversion number between square kilometre [km²] and square millimetre [mm²] is 1000000000000. This means, that square kilometre is bigger unit than square millimetre.

### Contents [show][hide]

Switch to reverse conversion:
from square millimetre to square kilometre conversion

### Enter the number in square kilometre:

Decimal Fraction Exponential Expression
 [km²]
eg.: 10.12345 or 1.123e5

Result in square millimetre

?
 precision 0 1 2 3 4 5 6 7 8 9 [info] Decimal: Exponential:

### Calculation process of conversion value

• 1 square kilometre = (exactly) (1000000) / (0.000001) = 1000000000000 square millimetre
• 1 square millimetre = (exactly) (0.000001) / (1000000) = 1.0 × 10-12 square kilometre
• ? square kilometre × (1000000  ("m²"/"square kilometre")) / (0.000001  ("m²"/"square millimetre")) = ? square millimetre

### High precision conversion

If conversion between square kilometre to square-metre and square-metre to square millimetre is exactly definied, high precision conversion from square kilometre to square millimetre is enabled.

Decimal places: (0-800)

square kilometre
Result in square millimetre:
?

### square kilometre to square millimetre conversion chart

 Start value: [square kilometre] Step size [square kilometre] How many lines? (max 100)

visual:
square kilometresquare millimetre
00
1010000000000000
2020000000000000
3030000000000000
4040000000000000
5050000000000000
6060000000000000
7070000000000000
8080000000000000
9090000000000000
1001.0 × 10+14
1101.1 × 10+14
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## Multiple conversion

Enter numbers in square kilometre and click convert button.
One number per line.

Converted numbers in square millimetre:
Click to select all

## Details about square kilometre and square millimetre units:

Convert Square kilometre to other unit:

### square kilometre

Definition of square kilometre unit: = 1km x 1km.

Convert Square millimetre to other unit:

### square millimetre

Definition of square millimetre unit: = 1 mm x 1 mm.

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