<story><title>The fifth hyperfactorial: 5⁵ × 4⁴ × 3³ × 2² × 1¹ milliseconds is exactly 1 day</title><url>https://twitter.com/fermatslibrary/status/939499914794594304</url></story><parent_chain></parent_chain><comment><author>mavhc</author><text>(5 * 5 * 5 * 5 * 5) * (4 * 4 * 4 * 4) * (3 * 3 * 3) * (2 * 2) = (4 * 3 * 2) * (5 * 4 * 3) * (5 * 4 * 3) * ((5 * 5 * 4) * (5 * 2)) = 24 * 60 * 60 * 1000</text></comment>
<story><title>The fifth hyperfactorial: 5⁵ × 4⁴ × 3³ × 2² × 1¹ milliseconds is exactly 1 day</title><url>https://twitter.com/fermatslibrary/status/939499914794594304</url></story><parent_chain></parent_chain><comment><author>greenleafjacob</author><text>Units of time are specifically chosen to have 5, 2, and 3 as factors. It doesn&amp;#x27;t look so pretty when you compare with universal fundamentals:&lt;p&gt;&amp;gt; 1.000692286 milliseconds – time taken for light to travel 300 km in a vacuum</text></comment>