WORLD'S FASTEST HUMAN COMPUTER

Shakuntala Devi is a calculating prodigy who was born on November 4, 1939 in Bangalore, India. Shakuntala Devi is popularly known as a 'Human Computer' because of her extraordinary talents in solving complex mathematical problems without any mechanical aid. Manifested with an extraordinary love for numbers at the age of 3, she became an expert in complex mental arithmetic at the age of five. By age six she demonstrated her calculation and memorization abilities at the University of Mysore. At the age of eight she had success at Annamalai University by doing the same. In 1977 she extracted the 23rd root of a 201-digit number mentally. 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. Her correct answer was 18,947,668,177,995,426,462,773,730. She also found her place in the Guinness book of records as a result of her extraordinary talents.

She has authored many books especially the world famous Figuring: the Joy of Numbers where she shares some of the methods of mental calculations. Puzzles to puzzle you, More Puzzles to Puzzle you, The Book of Numbers, Mathability: The Math Genius in Your Child, Astrology for you, Perfect Murder and Awaken the Genius in Your Child are some of the books authored by her. In 2006 she has released a new book called In the Wonderland of Numbers with Orient Paperbacks which talks about a girl Neha and her fascination for numbers.