# square inch to square kilometre conversion

Conversion number between square inch [sq in] and square kilometre [km²] is 6.4516 × 10-10. This means, that square inch is smaller unit than square kilometre.

### Contents [show][hide] Switch to reverse conversion:
from square kilometre to square inch conversion

### Enter the number in square inch:

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

Result in square kilometre

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

### Calculation process of conversion value

• 1 square inch = (exactly) (0.00064516) / (1000000) = 6.4516 × 10-10 square kilometre
• 1 square kilometre = (exactly) (1000000) / (0.00064516) = 1550003100.0062 square inch
• ? square inch × (0.00064516  ("m²"/"square inch")) / (1000000  ("m²"/"square kilometre")) = ? square kilometre

### High precision conversion

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

Decimal places: (0-800)

square inch
Result in square kilometre:
?

### square inch to square kilometre conversion chart

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

visual:
square inchsquare kilometre
00
106.4516 × 10-9
201.29032 × 10-8
301.93548 × 10-8
402.58064 × 10-8
503.2258 × 10-8
603.87096 × 10-8
704.51612 × 10-8
805.16128 × 10-8
905.80644 × 10-8
1006.4516 × 10-8
1107.09676 × 10-8
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## Multiple conversion

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

Converted numbers in square kilometre:
Click to select all

## Details about square inch and square kilometre units:

Convert Square inch to other unit:

### square inch

Definition of square inch unit: ≡ 1 in × 1 in. Area equal with 1 inch by 1 inch square ≡ 0.0254 × 0.0254 = 6.4516×10−4 m²

Convert Square kilometre to other unit:

### square kilometre

Definition of square kilometre unit: = 1km x 1km. ← Back to Area units 