The Kaprekar Numbers hole will go live in 21 hours. Why not try and solve it ahead of time?
Fibonacci in K in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Points Chars Time 1st SirBogman 🇺🇸 1,000 13 5 Nov 2023 1st ovs-code 🇩🇪 1,000 13 5 Nov 2023 1st HPWiz 🇬🇧 1,000 13 6 Nov 2023 1st shadowninja55 🇺🇸 1,000 13 6 Dec 2023 1st 2bular 1,000 13 15 Feb 2024 1st copy 1,000 13 27 Feb 2024 1st bstrat 1,000 13 29 May 2024 1st zacjl 1,000 13 12 Sep 2024 9th Shanethegamer 🇺🇸 929 14 5 Nov 2023 9th Lydxn 🇨🇦 929 14 6 Nov 2023 9th sisyphus-ppcg 🇦🇺 929 14 6 Nov 2023 9th Steffan153 🇫🇮 929 14 6 Nov 2023 9th MeWhenI 🇻🇦 929 14 6 Nov 2023 9th GolfingSuccess 🇬🇷 929 14 6 Nov 2023 9th scpchicken 🇵🇼 929 14 9 Nov 2023 9th lyphyser 929 14 15 Jan 2024 9th stackofbears 929 14 7 Feb 2024 9th rak1507 🇬🇧 929 14 3 May 2024 9th lynn 929 14 6 Jul 2024 9th emgordon154 929 14 27 Jul 2024 9th FlyingPenguin223 929 14 2 days ago 22nd GrayJoKing 🇦🇺 813 16 11 Jan 2022 22nd akshatj27 🇦🇶 813 16 13 Jan 2022 22nd primo-ppcg 🇹🇭 813 16 13 Jan 2022 22nd NewDefectus 🇮🇱 813 16 14 Jan 2022 22nd Frowny 813 16 16 Jan 2022 22nd Natanaelel 🇸🇪 813 16 21 Mar 2022 22nd ashtraypettingzoo 🇺🇸 813 16 17 Mar 2023 29th jipsong 🇩🇪 765 17 29 Jun 2024 30th KenanSi 722 18 23 Feb 2022 31st 5cw 684 19 5 Apr 2023 31st DialFrost 🇸🇬 684 19 23 Aug 2023 31st gnuvince 684 19 3 Aug 2024 34th alphafalfa 619 21 20 Aug 2024 35th Yewzir 🇧🇪 591 22 10 Dec 2023 35th dokutan 591 22 26 Jun 2024 37th martinnorling 🇸🇪 542 24 10 Feb 2022 38th jtaxen 500 26 30 May 2024 39th LunacyNGH 406 32 11 Aug 2023 40th roguh 🇬🇹 200 65 23 Jan 2024 41st HumanoidCPU 98 133 4 Jul 2024 42nd ndren 94 138 28 Aug 2023 42nd Mabeloid 🇳🇴 94 138 18 Sep 2024 44th KatieLG 🇬🇧 77 168 10 Jan 2022 44th KatieLG-Transpiler 🇬🇧 77 168 24 Jun 2022 44th retrohun 77 168 27 Dec 2022 47th Adix-null 🇱🇹 58 226 22 Nov 2023 48th trist224 🇫🇷 51 257 30 Nov 2022 1–48 of 48