Em to millimeter converter (Em to mm)

Conversion Formula

1 Em = 1.0E+21 mm

Step-by-Step Explanation

1. Understand the base relationship:
   1 Em = 1.0E+18 meters
   1 Millimeter = 0.001 meters
2. Establish the conversion factor:
   1 Em = (1.0E+18 m) / (0.001 m/mm) = 1.0E+21 mm
3. Apply the conversion:
   Multiply the value in Em by 1.0E+21 to get the equivalent in mm

Example Conversion

Convert 5 Em to mm:

5 Em × 1.0E+21 = 5.0E+21 mm