Convert femtometer to mile
Please provide values below to convert femtometer [fm] to mile [mi, mi(Int)], or Convert mile to femtometer.
How to Convert Femtometer to Mile
1 fm = 6.21371192237334e-19 mi, mi(Int)
Example: convert 15 fm to mi, mi(Int):
15 fm = 15 × 6.21371192237334e-19 mi, mi(Int) = 9.32056788356001e-18 mi, mi(Int)
Femtometer to Mile Conversion Table
| femtometer | mile |
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Femtometer
A femtometer is a unit of length in the metric system equal to 10^-15 meters. It is also known as a fermi.
History/Origin
The prefix "femto-" for 10^-15 was adopted by the CGPM (General Conference on Weights and Measures) in 1964. The unit is also named after the physicist Enrico Fermi.
Current Use
The femtometer is primarily used in nuclear physics to measure the size of atomic nuclei.
Mile
A mile is a unit of length in the imperial and US customary systems of measurement. The international mile is defined as exactly 1,609.344 meters.
History/Origin
The word "mile" comes from the Latin "mille passus," meaning "a thousand paces." The Roman mile spread throughout their empire. The English statute mile was established by an Act of Parliament in 1592.
Current Use
The mile is used for measuring distances on roads in the United States and the United Kingdom. It is also used in horse racing.