1 light-year (Gregorian) is equal to 9,460,536,206,629.752 km (kilometer). To convert from light-year (Gregorian) to kilometer, multiply by 9,460,536,206,629.752 or divide by 0.00000000000010570225388485066.
Nine Trillion Four Hundred Sixty Billion Five Hundred Thirty-Six Million Two Hundred Six Thousand Six Hundred Twenty-Nine Point Seven Five Two kilometer