How many square fathom in 1 square millimicron?
The answer is 2.9899631720256E-19.

We assume you are converting between **square fathom** and **square millimicron**.

You can view more details on each measurement unit:

square fathom or
square millimicron

The SI derived unit for **area** is the square meter.

1 square meter is equal to 0.29899631720256 square fathom, or 1.0E+18 square millimicron.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between square fathoms and square millimicrons.

Type in your own numbers in the form to convert the units!

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

A square fathom is defined as the area of a square with sides one fathom in length.

The definition of a fathom is as follows:

unit of length equal to six feet used to measure depth of water

**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!