Convert megameter to petameter
Please provide values below to convert megameter [Mm] to petameter [Pm], or Convert petameter to megameter.
How to Convert Megameter to Petameter
1 Mm = 1e-09 Pm
Example: convert 15 Mm to Pm:
15 Mm = 15 × 1e-09 Pm = 1.5e-08 Pm
Megameter to Petameter Conversion Table
| megameter | petameter |
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Megameter
A megameter is a unit of length in the metric system equal to 10^6 meters.
History/Origin
The prefix "mega-" for 10^6 was adopted by the CGPM (General Conference on Weights and Measures) in 1873.
Current Use
The megameter is sometimes used to specify the diameters of planets and the distances of satellites.
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.