mor than 1,000
The world record in 1995 was 42,195 digits. It has since been improved to 67,890 digits.
In 2005, Lu Chao of China set a world record by reciting the first 67,890 digits of pi from memory.
Lu Chao
The world record (as of 21st April 2012) was set by Chao Lu of China on the 20th November 2005. He managed to memorize pi to 67,890 digits.
The current record is 1241100000000 decimals, set by Kanada and team in 2002.
rajveer meena
The Guinness World Record holder for memorizing the most digits of pi is Rajveer Meena from India, who memorized 70,000 decimal places.
There is no smallest decimal in the world because decimals can be infinitely small by adding more decimal places.
The most numbers from Pi ever recited without mistakes was achieved on 20 November 2005 by Chao Lu (China) with 67,890 digits
In 1995 a Japanese man, Akira Haraguchi, 59, managed to recite pi's first 83,431 decimal places,setting the world record.But this could be old though.
According to www.pi-world-ranking-list.com, the record is held by Chao Lu of China; 67,890 digits on 20-11-2005. Pretty good. Additionally, I believe Daniel Tammet still has the European record at over 22,000. Curious how hard it is to memorize a 'few' digits? Take a look at the pi challenge game at cow-pi.com (shameless plug) to see how you stack up against these guys. -Ada
To express 15.39624 to 2 decimal places, we look at the third decimal place, which is a 6. Since this is greater than or equal to 5, we round up the second decimal place by 1. Therefore, 15.39624 rounded to 2 decimal places is 15.40.