Convert gigameter to millimeter
Please provide values below to convert gigameter [Gm] to millimeter [mm], or Convert millimeter to gigameter.
How to Convert Gigameter to Millimeter
1 Gm = 1000000000000 mm
Example: convert 15 Gm to mm:
15 Gm = 15 × 1000000000000 mm = 15000000000000 mm
Gigameter to Millimeter Conversion Table
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Gigameter
A gigameter is a unit of length in the metric system equal to 10^9 meters.
History/Origin
The prefix "giga-" for 10^9 was adopted by the CGPM (General Conference on Weights and Measures) in 1960.
Current Use
The gigameter is used for measuring interplanetary distances, for example, the distance between Earth and Mars.
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.