Convert 1 Femtometer to Kilometer (1 fm to km)
Need to convert 1 Femtometer (fm) to Kilometer (km)? You're in the right place! On this page, you'll find the exact conversion of 1 fm to km along with a detailed explanation, reverse formula, related tools, and frequently asked questions.

Result: 1 femtometer is equal to 1e-18 kilometer
Need to convert 1 Femtometer (fm) to Kilometer (km)? You're in the right place! On this page, you'll find the exact conversion of 1 fm to km along with a detailed explanation, reverse formula, related tools, and frequently asked questions.
1 Femtometer to Kilometer Conversion Details
The femtometer (fm) and kilometer (km) are both units of length. To convert between them, a precise conversion factor is required.
Femtometer to Kilometer Conversion Formula
One femtometer is equal to 1e-18 kilometer.
Manual Calculation to Convert 1 fm to km
To convert 1 femtometer to kilometer, multiply the value by the conversion factor: 1e-18. As one femtometer is equal to 1e-18 kilometer, therefore,
1 fm x 1e-18 = 1e-18 kilometer
So, 1 femtometer = 1e-18 kilometer
Explore More on Femtometer and Kilometer
This page covers only the specific case of 1 fm to kilometer. For other conversions, try our general tool:
Frequently Asked Questions
What is 1 femtometer in kilometer?
1 fm is equal to 1e-18 kilometer.
How much is 1 fm to 1 kilometer?
1 fm to kilometer = 1e-18 kilometer.
What is the value of 1 fm into kilometer?
There are 1e-18 kilometer in 1 femtometer.
How to calculate 1 fm to kilometer?
1 femtometer is equivalent to 1e-18 kilometer.
How big is 1 fm in kilometer?
There are 1e-18 kilometer in 1 femtometer.
What length is 1 femtometer in kilometer?
1 femtometer = 1e-18 kilometer.
What is 1 femtometer in length?
1 femtometer is equal to 1e-18 kilometer.
How much is 1 fm in kilometer?
1e-18 kilometer is the result if we convert 1 fm to kilometer.