## ››Convert square inch to square gigametre

 square inch square gigameter

 Did you mean to convert square inch square inch [survey] to square gigameter

How many square inch in 1 square gigameter? The answer is 1.5500031000062E+21.
We assume you are converting between square inch and square gigametre.
You can view more details on each measurement unit:
square inch or square gigameter
The SI derived unit for area is the square meter.
1 square meter is equal to 1550.0031000062 square inch, or 1.0E-18 square gigameter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between square inches and square gigameters.
Type in your own numbers in the form to convert the units!

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You can do the reverse unit conversion from square gigameter to square inch, or enter any two units below:

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## ››Definition: Square inch

A square inch is by definition the area enclosed by a square with sides each 1 inch long.

## ››Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!