Convert 1 Gallons to Femtoounce

1 gal (Gallons) is equal to 128,000,000,000,000,000 ffl oz (Femtoounce). To convert from Gallons to Femtoounce, multiply by 127,999,999,999,999,980 or divide by 0.0000000000000000078125.

• 1 gal × 1.28E+17 = 1.28E+17 ffl oz
• 1 gal ÷ 7.8125E-18 = 1.28E+17 ffl oz