Check out Emma's blog post about the calculation: https://cloud.google.com/blog/products/compute/calculating-100-trillion-digits-of-pi-on-google-cloud Register for Emma's live seminar! It's on at 19:00 BST and different time zones are different. https://cloudonair.withgoogle.com/events/pi-time Emma Haruka Iwao's records: 2019: 31,415,926,535,897 digits of π 2022: 100,000,000,000,000 digits of π Chudnovsky algorithm https://en.wikipedia.org/wiki/Chudnovsky_algorithm And here is me Chudnovskying by hand: https://www.youtube.com/watch?v=LhlqCJjbEa0 Bailey–Borwein–Plouffe formula https://en.wikipedia.org/wiki/Bailey%E2%80%93Borwein%E2%80%93Plouffe_formula y-cruncher - A Multi-Threaded Pi-Program http://www.numberworld.org/y-cruncher/ Cheers to all of my Patreon supporters who mean I can jump on the ol' video machine whenever there is breaking maths news. You can also help support my videos. https://www.patreon.com/standupmaths CORRECTIONS: - At 07:34 I say that the first column are the hex locations. They are not. Those are the base-10 locations in scientific notation. Sorry! - A few people noticed that at 02:20 I say 128 when I mean 158. The on-screen number is correct. - Let me know if you spot any other mistakes Filming and editing by Alex Genn-Bash Additional footage by Emma Haruka Iwao Blah blah blah by Matt Music by Howard Carter Design by Simon Wright and Adam Robinson MATT PARKER: Stand-up Mathematician Website: http://standupmaths.com/ US book: https://www.penguinrandomhouse.com/books/610964/humble-pi-by-matt-parker/ UK book: https://mathsgear.co.uk/collections/books/products/humble-pi-signed-paperback