Conversion formula

The conversion factor from gallons to cups is 16, which means that 1 gallon is equal to 16 cups:

1 gal = 16 cup

To convert 1690 gallons into cups we have to multiply 1690 by the conversion factor in order to get the volume amount from gallons to cups. We can also form a simple proportion to calculate the result:

1 gal → 16 cup

1690 gal → V_(cup)

Solve the above proportion to obtain the volume V in cups:

V_(cup) = 1690 gal × 16 cup

V_(cup) = 27040 cup

The final result is:

1690 gal → 27040 cup

We conclude that 1690 gallons is equivalent to 27040 cups:

1690 gallons = 27040 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 3.698224852071E-5 × 1690 gallons.

Another way is saying that 1690 gallons is equal to 1 ÷ 3.698224852071E-5 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand six hundred ninety gallons is approximately twenty-seven thousand forty cups:

1690 gal ≅ 27040 cup

An alternative is also that one cup is approximately zero times one thousand six hundred ninety gallons.

Conversion table

gallons to cups chart

For quick reference purposes, below is the conversion table you can use to convert from gallons to cups