# square kilometre to barn conversion

Conversion number between square kilometre [km²] and barn [b] is 1.0 × 10+34. This means, that square kilometre is bigger unit than barn.

### Contents [show][hide]

Switch to reverse conversion:
from barn to square kilometre conversion

### Enter the number in square kilometre:

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

Result in barn

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

### Calculation process of conversion value

• 1 square kilometre = (exactly) (1000000) / (1*10^-28) = 1.0 × 10+34 barn
• 1 barn = (exactly) (1*10^-28) / (1000000) = 1.0 × 10-34 square kilometre
• ? square kilometre × (1000000  ("m²"/"square kilometre")) / (1*10^-28  ("m²"/"barn")) = ? barn

### High precision conversion

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

Decimal places: (0-800)

square kilometre
Result in barn:
?

### square kilometre to barn conversion chart

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

visual:
square kilometrebarn
00
101.0 × 10+35
202.0 × 10+35
303.0 × 10+35
404.0 × 10+35
505.0 × 10+35
606.0 × 10+35
707.0 × 10+35
808.0 × 10+35
909.0 × 10+35
1001.0 × 10+36
1101.1 × 10+36
Copy to Excel

## Multiple conversion

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

Converted numbers in barn:
Click to select all

## Details about square kilometre and barn units:

Convert Square kilometre to other unit:

### square kilometre

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

Convert Barn to other unit:

### barn

Definition of barn unit: ≡ 10−28 m². Originally used in nuclear physics for expressing the cross sectional area of nuclei and nuclear reactions.

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