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What is the farthest digit of pi that has been recited?

Question #70496. Asked by NoQuestion.
Last updated Jan 14 2021.

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zbeckabee
Answer has 3 votes
zbeckabee
Moderator
19 year member
11752 replies avatar

Answer has 3 votes.
As of 2003, Dr. Yasumasa Kanada held the world record calculating the number of digits in the decimal expansion of pi – exactly 1.2411 trillion digits.

link https://en.wikipedia.org/wiki/Yasumasa_Kanada

Sep 06 2006, 9:51 PM
Brainyblonde
Answer has 5 votes
Brainyblonde
24 year member
1455 replies

Answer has 5 votes.
Most accurate value of pi

As continuation of a long-running project, Yasumasa Kanada of the University of Tokyo has calculated the number pi to 1,241,100,000,000 decimal places. It has been done using an HITACHI SR8000/MPP computer

link http://www.seattlepi.com/national/article/Professor-breaks-own-record-for-thrill-of-pi-1102829.php
In less than five minutes, he has recited the first 800 digits of pi from memory. On March 17 sophomore Ryan Ly made his first official successful recitation of the digits of this irrational number in front of his classmates and teachers. Despite having memorized 800 digits of pi, Ly is still far from the current world record of 42,195 digits held by Hiroyuki Goto of Japan since 1995. For next pi day, March 14, 2005, Ly has still more plans for expanding his pi-digits. He points to his printed copy of pi and to the solid line, an indication of his goal for next year: the 1000th digit.

link http://silverchips.mbhs.edu/story/3577



[ alpha01.dm.unito.it/personalpages/cerruti/mathnews0504.html no longer exists ]

Response last updated by gtho4 on Oct 14 2016.
Sep 07 2006, 7:22 AM
qwertyuiop1234
Answer has 5 votes
qwertyuiop1234

Answer has 5 votes.
The current record is 42,195 digits recited by Hiroyuki Goto. You can see the world ranking list for memorization here:

link http://www.pi-world-ranking-list.com/index.php?page=lists&category=pi



[ pi-world-ranking-list.com/lists/memo/index.html no longer exists ]

Response last updated by gtho4 on Oct 14 2016.
Sep 15 2006, 3:30 PM
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gtho4 star
Answer has 6 votes
Currently Best Answer
gtho4 star
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25 year member
2404 replies avatar

Answer has 6 votes.

Currently voted the best answer.
Akira Haraguchi recited pi to 100,000 decimal places in 16 hours in October 2006.
A Japanese mental health counselor recited pi to 100,000 decimal places from memory on Wednesday, setting what he claims to be a new world record. Akira Haraguchi, 60, needed more than 16 hours to recite the number to 100,000 decimal places, breaking his personal best of 83,431 digits set in 1995, his office said Wednesday. He made the attempt at a public hall in Kisarazu, just east of Tokyo ...

The Guinness Book of Records currently lists Hiroyuki Goto, also from Japan, as the official record holder for reciting pi from memory. He recited the ratio out to 42,195 decimal places in 1995. Guinness never entered Haraguchi's 1995 feat in its record book. Kate White, a spokeswoman for the London-based Guinness World Records, said Haraguchi would have to make a record claim on their Web site and supply evidence, including video footage and witness statements to be included in the book. "We would review if the evidence supports the claim. If he's done it to 100,000, he would be looking at the next world record," White said. If he can supply evidence of his 1995 claim, that would be listed as well, White said. If he never applied in 1995, they couldn't include him in the book, White said.

link http://www.foxnews.com/story/2006/10/04/japanese-man-recites-first-100000-digits-pi.html

Oct 14 2016, 6:53 PM
wellenbrecher star
Answer has 0 votes
wellenbrecher star
20 year member
650 replies

Answer has 0 votes.
As of 2020, the current record holder is Suresh Kumar Sharma from India who recited 70,030 digits in 17 hours 14 minutes on October 21, 2015.

link https://futurism.com/pi-day-celebrity


Jan 14 2021, 4:50 PM
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