# Convert 573 km to nmi

In this article I will show you how to convert 573 kilometers into nautical miles. Throughout the explanation below I might also call it 573 km to nmi. They are the same thing!

## How to Convert Kilometers to Nautical miles

A kilometer is smaller than a nautical mile. I know that a km is smaller than a nmi because of something called conversion factors.

Put very simply, a conversion factor is a number that can be used to change one set of units to another, by multiplying or dividing it. So when we need to convert 573 kilometers into nautical miles, we use a conversion factor to get the answer.

The conversion factor for km to nmi is:

1 km = 0.53995680345572 nmi

Now that we know what the conversion factor is, we can easily calculate the conversion of 573 km to nmi by multiplying `0.53995680345572` by the number of kilometers we have, which is 573.

573 x 0.53995680345572 = 309.39524838013 nmi

So, the answer to the question "what is 573 kilometers in nautical miles?" is 309.39524838013 nmi.

## Kilometers to Nautical miles Conversion Table

Below is a sample conversion table for km to nmi:

Kilometers (km) Nautical miles (nmi)
0.010.01
0.10.05
10.54
21.08
31.62
52.7
105.4
2010.8
5027
10054
1000539.96

## Best Conversion Unit for 573 km

Sometimes when you work with conversions from one unit to another, the numbers can get a little confusing. Especially when dealing with really large numbers.

I've also calculated what the best unit of measurement is for 573 km.

To determine which unit is best, I decided to define that as being the unit of measurement which is as low as possible, without going below 1. Smaller numbers are more easily understood and can make it easier for you to understand the measurement.

The best unit of measurement I have found for 573 km is nautical miles and the amount is 309.39524838013 nmi.