Convert Kilometres (km) to Ems (em) | km in em

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Let's convert Kilometres (km) to Ems (em)

This quick and easy calculator will convert Kilometres (km) to Ems (em) and show formula, brief history on the units and quick maths for the conversion.

Quick Reference for Converting Kilometres to Ems

Formula
em = km x 236278.15
Quick Rough Maths
To get the Ems, multiply the number of Kilometres by 236.3 thousand
Kilometres (km) in 1 Em
There are 0 Kilometres in 1 Em
Ems (em) in 1 Kilometre
There are 236278.15 Ems in 1 Kilometre

Unit Information

Kilometre
/ˈkɪləˌmiːtə,kɪˈlɒmɪtə/
Symbol: km
Unit System: SI

What is the Kilometre?

The kilometre is a unit of length and is a multiple of the metre; an SI derived unit. It has the symbol km.

A kilometre is equal to 1000m, 1094 yards and 0.621 miles.

Kilometres is used to measure road distances in the US, though the UK is still using the imperial "sister" miles.

Em
/ɛm/
Symbol: em
Unit System: Typography

What is the Em?

The em is a unit of length in the field of typography and uses the symbol em.

It is a "relative" unit and equals the currently specified point size. For example, 1 em in a 24-point typeface is equal to 24 points. This allows a typographer to specify text size relative to a base figure.

In metal type, the em was equal to the line height of the metal body. This meant the physical size of the letter could not exceed the em. In digital type, the em is a grid of arbitrary resolution so can be scaled to any point size for screen or print.