ALT @standupmaths tweeting in 2021 “I am loving this. The last factorial is 170! ‘Did you know? The number 170 is the highest possible number you can calculate a factorial for? Any higher than 170, and the mathematical answer is infinity.” along with a screenshot of the webpage being quoted

ALT @standupmaths tweeting in 2023 “Two years later and I thought I’d update that they totally fixed their page” along with a screenshot of the same page which now reads “What is the Factorial of 170? In this article we’ll show you how to calculate the factorial of 170 with a really quick, step-by-step explanation of how it’s calculated. Did you know? The number 170 is the highest number we can calculate with basic PHP? Any higher than 170, and we would need a much more powerful, 64 bit, computer.”