Conversion formula

The conversion factor from cubic centimeters to cubic feet is 3.5314666572208E-5, which means that 1 cubic centimeter is equal to 3.5314666572208E-5 cubic feet:

1 cm3 = 3.5314666572208E-5 ft3

To convert 640 cubic centimeters into cubic feet we have to multiply 640 by the conversion factor in order to get the volume amount from cubic centimeters to cubic feet. We can also form a simple proportion to calculate the result:

1 cm3 → 3.5314666572208E-5 ft3

640 cm3 → V_(ft3)

Solve the above proportion to obtain the volume V in cubic feet:

V_(ft3) = 640 cm3 × 3.5314666572208E-5 ft3

V_(ft3) = 0.022601386606213 ft3

The final result is:

640 cm3 → 0.022601386606213 ft3

We conclude that 640 cubic centimeters is equivalent to 0.022601386606213 cubic feet:

640 cubic centimeters = 0.022601386606213 cubic feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic foot is equal to 44.245072987031 × 640 cubic centimeters.

Another way is saying that 640 cubic centimeters is equal to 1 ÷ 44.245072987031 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred forty cubic centimeters is approximately zero point zero two three cubic feet:

640 cm3 ≅ 0.023 ft3

An alternative is also that one cubic foot is approximately forty-four point two four five times six hundred forty cubic centimeters.

Conversion table

cubic centimeters to cubic feet chart

For quick reference purposes, below is the conversion table you can use to convert from cubic centimeters to cubic feet