Formula to convert 51.6 liters to gallons is to multiply 51.6 by 0.264172 (this is the value for 1 liter to gallon).
Convert 51.6 Liters to Gallons results
51.6 x 0.264172052 = 13.63127790384
51.6 l = 13.63 gal
To conclude the answer for 51.6 liters is thirteen point sixty three gallons