Q:

How many digits of pi have been calculated?

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Quick Answer

According to Numberworld, 12.1 trillion digits of pi have been calculated, as of December 2013. This was achieved after 94 days of computation; however, 12 of those days were lost to hardware issues. The previous calculation that achieved 10 trillion digits took 371 days to complete two years prior.

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How many digits of pi have been calculated?
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As of 2014, the world record for digits of pi memorized is held by Chao Lu from China. He spent four years practicing and was able to recite 67,890 digits of pi from memory. The recitation happened on Nov. 20, 2005, took just over 24 hours to complete and was documented on 26 video tapes.

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    What is pi?

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    What is the value of pi?

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    The approximate value of pi, which is the ratio of a circle’s circumference to its diameter, is 3.14159265, according to Collins World English Dictionary. It is impossible to represent its exact value fully and accurately since it is an irrational number with an unending, non-repeating decimal.

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    What is pi used for?

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