Convert hectometer to petameter
Please provide values below to convert hectometer [hm] to petameter [Pm], or Convert petameter to hectometer.
How to Convert Hectometer to Petameter
1 hm = 1e-13 Pm
Example: convert 15 hm to Pm:
15 hm = 15 × 1e-13 Pm = 1.5e-12 Pm
Hectometer to Petameter Conversion Table
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Hectometer
A hectometer is a unit of length in the metric system equal to 100 meters.
History/Origin
The prefix "hecto-" from the Greek "hekaton" meaning hundred, was part of the original metric system adopted in France in 1795.
Current Use
The hectometer is not a widely used unit of length in English-speaking countries. It is sometimes used in surveying and for marking distances on highways in some countries.
Petameter
A petameter is a unit of length in the metric system equal to 10^15 meters.
History/Origin
The prefix "peta-" for 10^15 was adopted by the CGPM (General Conference on Weights and Measures) in 1975.
Current Use
The petameter is used for measuring distances on a galactic scale, such as the size of the Milky Way galaxy.