Convert meter to attometer
Enter the value to convert from meter to attometer.
Result: 25 meters (m) = 2.5E19 attometers (am)
How to Convert Meter to Attometer
Converting meter to attometer is straightforward using our conversion calculator.
Conversion Formula
am = m × 1E18Reverse conversion: Convert attometer to meter
About Meter
Definition: The meter (symbol: m) is the SI base unit of length, defined as the distance light travels in vacuum in 1/299,792,458 of a second.
History: Originally defined in 1793 as one ten-millionth of the distance from equator to North Pole. Redefined multiple times, with current definition adopted in 1983.
Current Use: Universal standard for length measurement in science, engineering, and daily life worldwide except in the United States, Myanmar, and Liberia.
Examples: Room dimensions: 3-5m, human height: 1.5-2m, door height: 2m, car length: 4-5m