# circular inch to square kilometre conversion

Conversion number between circular inch [circ in] and square kilometre [km²] is 5.067074790975 × 10-10. This means, that circular inch is smaller unit than square kilometre.

### Contents [show][hide]

Switch to reverse conversion:
from square kilometre to circular inch conversion

### Enter the number in circular inch:

Decimal Fraction Exponential Expression
 [circ 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 circular inch = (5.06707479097498*10^-04) / (1000000) = 5.067074790975 × 10-10 square kilometre
• 1 square kilometre = (1000000) / (5.06707479097498*10^-04) = 1973525241.39 circular inch
• ? circular inch × (5.06707479097498*10^-04  ("m²"/"circular inch")) / (1000000  ("m²"/"square kilometre")) = ? square kilometre

### High precision conversion

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

Since definition contain rounded number(s) too, there is no sense for high precision calculation, but if you want, you can enable it. Keep in mind, that converted number will be inaccurate due this rounding error!

### circular inch to square kilometre conversion chart

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

visual:
circular inchsquare kilometre
00
105.067074790975 × 10-9
201.013414958195 × 10-8
301.5201224372925 × 10-8
402.02682991639 × 10-8
502.5335373954875 × 10-8
603.040244874585 × 10-8
703.5469523536825 × 10-8
804.05365983278 × 10-8
904.5603673118775 × 10-8
1005.067074790975 × 10-8
1105.5737822700725 × 10-8
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## Multiple conversion

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

Converted numbers in square kilometre:
Click to select all

## Details about circular inch and square kilometre units:

Convert Circular inch to other unit:

### circular inch

Definition of circular inch unit: ≡  π⁄4 sq in. Area of circle with diameter of 1 inch, value exactly π × 0.00016129 ≈ 5.067075×10-4 m²

Convert Square kilometre to other unit:

### square kilometre

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

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