Convert 1 Gray to Femtogray

1 Gy (Gray) is equal to 1,000,000,000,000,000 fGy (Femtogray). To convert from Gray to Femtogray, multiply by 999,999,999,999,999.9 or divide by 0.000000000000001.

• 1 Gy × 1.0E+15 = 1.0E+15 fGy
• 1 Gy ÷ 1.0E-15 = 1.0E+15 fGy