Mathematical Genius Shakuntala Devi Biography

Mathematical Genius Shakuntala Devi Biography. Mathematical genius Shakuntala Devi, nicknamed as “human computer” for her ability to make complex mental calculations, died at a hospital here on Sunday following respiratory problems.She was 80.

On June 18, 1980 she demonstrated the multiplication of two 13-digit numbers 7,686,369,774,870 x 2,465,099,745,779 picked at random by the Computer Department of Imperial College, London. She answered the question in 28 seconds.
In 1977, Ms. Devi extracted the 23rd root of a 201-digit number mentally.

In 1977 in Dallas she competed with a computer to see who could give the cube root of 188132517 faster. She won. At an American university she was asked to give the 23rd root of

91674867692003915809866092758538016248310668014430862240712651642793465704086709659 3279205767480806790022783016354924852380335745316935111903596577547340075681688305 620821016129132845564805780158806771.
She answered in 50 seconds. Her answer of 546372891 took a UNIVAC 1108 computer a full minute (10 seconds more) to confirm that she was right after it was fed with 13000 instructions.

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