Convert millimeter to petameter
Please provide values below to convert millimeter [mm] to petameter [Pm], or Convert petameter to millimeter.
How to Convert Millimeter to Petameter
1 mm = 1e-18 Pm
Example: convert 15 mm to Pm:
15 mm = 15 × 1e-18 Pm = 1.5e-17 Pm
Millimeter to Petameter Conversion Table
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Millimeter
A millimeter is a unit of length in the metric system, equal to one-thousandth of a meter.
History/Origin
The prefix "milli-" comes from the Latin word "mille," meaning thousand. The millimeter was part of the original metric system adopted in France in 1795.
Current Use
The millimeter is widely used in engineering and manufacturing for high-precision measurements. It is also a common unit in construction and for measuring small objects.
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.