Meet Dattatreya Ramchandra Kaprekar: The Indian mathematician who discovered a ‘ghost number’ that always returns to itself |
In a modest classroom in Devlali near Nashik, a schoolteacher quietly uncovered one of the most intriguing patterns in mathematics. Dattatreya Ramchandra Kaprekar, born in 1905, was not part of elite academic circles, yet his fascination with numbers led him to discover a remarkable constant: 6174. What makes this number extraordinary is its behaviour. Apply…
