Kaprekar Numbers in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Billiards 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 Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper 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 Partition Numbers 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 ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal 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 Billiards 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 Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper 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 Partition Numbers 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 ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 826th HumanoidCPU 124 445 33ms 1 Nov 2024 826th Shanethegamer 🇺🇸 124 445 36ms 1 Nov 2024 826th CaedenHarper 🇨🇦 124 445 34ms 16 Aug 2025 829th MeWhenI 🇻🇦 124 515 1ms 2 Nov 2024 829th CaedenHarper 🇨🇦 124 515 1ms 22 days ago 829th Shanethegamer 🇺🇸 124 515 1ms 22 days ago 829th HumanoidCPU 124 515 1ms 21 days ago 833rd HumanoidCPU 122 518 2ms 1 Nov 2024 833rd Shanethegamer 🇺🇸 122 518 2ms 1 Nov 2024 833rd MeWhenI 🇻🇦 122 518 2ms 2 Nov 2024 833rd CaedenHarper 🇨🇦 122 518 2ms 22 Jan 2025 837th HumanoidCPU 121 446 8ms 1 Nov 2024 837th dokutan 121 446 9ms 1 Nov 2024 837th KatieLG 🇬🇧 121 446 9ms 1 Nov 2024 837th MeWhenI 🇻🇦 121 446 8ms 2 Nov 2024 837th zakariamouhid 121 446 9ms 17 Nov 2024 837th Salutations45 121 446 9ms 22 Nov 2024 837th gigaprofisi 🇺🇸 121 446 9ms 20 Jun 2025 837th didion0 🇺🇸 121 446 9ms 26 Aug 2025 837th olleicua 🇺🇸 121 446 9ms 10 Sep 2025 846th iczelia 🇩🇪 121 447 9ms 24 Oct 2025 847th Quadruplay 121 448 9ms 12 Jul 2025 848th dokutan 121 453 111ms 1 Nov 2024 848th Shanethegamer 🇺🇸 121 453 117ms 1 Nov 2024 848th KatieLG 🇬🇧 121 453 112ms 1 Nov 2024 848th MeWhenI 🇻🇦 121 453 111ms 2 Nov 2024 848th CaedenHarper 🇨🇦 121 453 110ms 24 Jan 2025 853rd KatieLG 🇬🇧 120 461 31ms 4 days ago 854th JOrE20 🇺🇸 118 457 9ms 27 days ago 855th HumanoidCPU 117 446 1,005ms 1 Nov 2024 855th Shanethegamer 🇺🇸 117 446 998ms 1 Nov 2024 855th dokutan 117 446 967ms 1 Nov 2024 855th CaedenHarper 🇨🇦 117 446 1,033ms 24 Jan 2025 859th HumanoidCPU 117 448 159ms 1 Nov 2024 859th dokutan 117 448 150ms 1 Nov 2024 859th MeWhenI 🇻🇦 117 448 156ms 2 Nov 2024 859th MarcMush 🇫🇷 117 448 152ms 19 Nov 2024 859th CaedenHarper 🇨🇦 117 448 153ms 1 Feb 2025 864th KatieLG 🇬🇧 114 461 780ms 4 days ago 865th KatieLG 🇬🇧 112 467 140ms 4 days ago 866th HumanoidCPU 111 453 51ms 1 Nov 2024 867th MeWhenI 🇻🇦 111 454 49ms 2 Nov 2024 868th CaedenHarper 🇨🇦 109 461 52ms 22 Jan 2025 868th Shanethegamer 🇺🇸 109 461 51ms 6 May 2025 870th KatieLG 🇬🇧 109 463 48ms 1 Nov 2024 871st HumanoidCPU 106 520 113ms 1 Nov 2024 872nd HumanoidCPU 93 449 34ms 1 Nov 2024 872nd MeWhenI 🇻🇦 93 449 30ms 2 Nov 2024 872nd CaedenHarper 🇨🇦 93 449 46ms 25 Jan 2025 872nd snoozingnewt 🇨🇦 93 449 34ms 14 Sep 2025 876th KatieLG 🇬🇧 93 451 35ms 1 Nov 2024 877th dokutan 91 462 32ms 1 Nov 2024 878th CaedenHarper 🇨🇦 89 882 58ms 25 Jan 2025 879th emgordon154 88 866 1,269ms 8 days ago 880th dokutan 85 437 2ms 1 Nov 2024 881st MeWhenI 🇻🇦 84 439 2ms 2 Nov 2024 881st CaedenHarper 🇨🇦 84 439 2ms 16 Aug 2025 883rd HumanoidCPU 83 444 2ms 1 Nov 2024 884th AidanWalter 75 915 10ms 3 Jan 2025 884th sciencejiho 75 915 10ms 12 Feb 2025 886th KatieLG 🇬🇧 72 511 2ms 1 Nov 2024 887th HumanoidCPU 62 1,259 60ms 13 Aug 2025 888th ovs-code 🇩🇪 0 60 4,152ms 19 May 2025 889th sean-niemann 🇺🇸 0 65 3,479ms 29 Apr 2025 890th ovs-code 🇩🇪 0 76 4,477ms 30 May 2025 891st DialFrost 🇸🇬 0 82 867ms 29 Jul 2025 892nd ovs-code 🇩🇪 0 86 2,533ms 25 Jul 2025 893rd DialFrost 🇸🇬 0 100 4,363ms 9 Feb 2025 894th Shanethegamer 🇺🇸 0 217 150ms 24 May 2025 895th Shanethegamer 🇺🇸 0 439 50ms 22 May 2025 896th Shanethegamer 🇺🇸 0 440 396ms 17 Apr 2025 896th HumanoidCPU 0 440 393ms 18 Aug 2025 896th HumanoidCPU 0 440 48ms 18 Aug 2025 896th HumanoidCPU 0 440 136ms 18 Aug 2025 900th Shanethegamer 🇺🇸 0 441 88ms 17 Apr 2025 First Prev 826–900 of 982 Next Last