The number derives its name from the following story G. H. Hardy told about Ramanujan. "Once, in the taxi from London, Hardy noticed its number, 1729. He must have thought about it a little because he entered the room where Ramanujan lay in bed and, with scarcely a hello, blurted out his disappointment with it. read more
As Hardy called his taxi number 1729 “dull”, Ramanujan exclaimed it was the “smallest number expressible as the sum of two cubes in two different ways,”as the sum of cubes of 1, 12 and also 10, 9. read more
1729 is the natural number following 1728 and preceding 1730. It is known as the Hardy-Ramanujan number, after an anecdote of the British mathematician G. H. Hardy when he visited Indian mathematician Srinivasa Ramanujan in hospital. read more
1729 is the smallest natural number that can be written in two different ways as the sum of two cubes of natural numbers. 1729=103+93=123+13 [math]1729=103+93=123+13[/math]. According to a well-known story, Hardy rode a taxicab with that number on his way to visit an ailing Ramanujan. read more