Formula to convert 500000 liters to gallons is to multiply 500000 by 0.264172 (this is the value for 1 liter to gallon).
Convert 500000 Liters to Gallons results
500000 x 0.264172052 = 132086.0262
500000 l = 132086.03 gal
To conclude the answer for 500000 liters is one hundred thirty two thousand eighty six point zero three gallons