# R5 | anthropic/claude-haiku-4.5 | run 2

## Prompt

How many kilometers are in 100 miles? Show the conversion factor and cite a source for it.

## Response

100 miles equals **160.9344 kilometers**.

## Conversion Factor

The conversion factor is **1 mile = 1.609344 kilometers**. To convert miles to kilometers, multiply the number of miles by 1.609344.

The calculation: 100 × 1.609344 = 160.9344 km

## Source

This conversion factor is based on the international mile standard, which is defined as exactly 1,609.344 meters [mileconverter.com](https://mileconverter.com/mile-to-kilometer/). The National Institute of Standards and Technology maintains this definition to ensure consistency in conversions worldwide.

Would you like to know how to convert other distance measurements, or do you need this for a specific application?
