-
Dattatreya Ramchandra Kaprekar (Marathi: दत्तात्रेय रामचंद्र कापरेकर; 17
January 1905 – 1986) was an
Indian recreational mathematician who
described several...
- mathematics, a
natural number in a
given number base is a p {\displaystyle p} -
Kaprekar number if the
representation of its
square in that base can be
split into...
- In
number theory,
Kaprekar's routine is an
iterative algorithm named after its inventor,
Indian mathematician D. R.
Kaprekar. Each
iteration starts with...
- 6175. The
natural integer 6174 is
known as
Kaprekar's constant,
after the
Indian mathematician D. R.
Kaprekar. This
number is
notable for the following...
-
Markov number 142,129 = 3772,
square number,
dodecagonal number 142,857 =
Kaprekar number,
smallest cyclic number in decimal. 144,000 =
number with religious...
- the
natural number following 142,856 and
preceding 142,858. It is both a
Kaprekar number and a
Cyclic number. 142857 is the best-known
cyclic number in base...
- recurrences. For example, 1234 / 9999 = 0.123412341234... . 9999 is a
Kaprekar number. 9999 was the last
possible line
number in some
older programming...
-
composite numbers (99,57,23,1,0), to the
Prime in the 23-aliquot tree. a
Kaprekar number a
lucky number a
palindromic number in base ten the
ninth repdigit...
- 998 and
preceding 1000. The
largest 3-digit
decimal integer. 999 is a
Kaprekar number as its square, 999×999 = 998001,
which can be
broken to 998 and...
- &
Cresse 1999, pp. 164–167
Francis 1988, pp. 240–246
Kaprekar 1938a, 1938b,
Gunjikar &
Kaprekar 1939 Weisstein, Eric W. "Demlo Number". MathWorld. Beiler...