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Shakuntala Devi part-5
#shakuntala_devi_

In the year 1977, Shakuntala at the Southern Methodist University gave the 23rd root of a 201-digit number in 5o seconds. The answer 546,372,891 was calculated by the US Bureau of Standards by the UNIVAC 1101 computer. A special program was written to calculate such a large root.

Shakuntala Devi: Guinness Book of Records
On June 18, 1980, she demonstrated the multiplication of two 13-digit...