About the Units
petameter (Pm)
A large length unit equal to 10^15 meters.
foot (U.S. survey) (ft (U.S. survey))
A slightly different foot unit used in land surveying.
Common Conversions
- 1 Pm = 3280833400000000.0 ft (U.S. survey)
- 3.048006e-16 Pm = 1 ft (U.S. survey)