1 zF (Zeptofarad) is equal to 0.000000000000000000000000000000000001 PF (Petafarad). To convert from Zeptofarad to Petafarad, multiply by 0.0000000000000000000000000000000000010000000000000001 or divide by 999,999,999,999,999,900,000,000,000,000,000,000.