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 Calendar 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 Multitap Input 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 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 Numbrix 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Multitap Input 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 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 Numbrix 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 881st dokutan 133 591 38ms 1 Nov 2024 882nd KatieLG 🇬🇧 132 487 1ms 30 Nov 2025 883rd KatieLG-Transpiler 🇬🇧 132 515 94ms 9 Jan 2026 884th KatieLG-Transpiler 🇬🇧 132 519 9ms 9 Jan 2026 885th KatieLG 🇬🇧 131 443 2ms 30 Nov 2025 886th HumanoidCPU 131 444 2ms 1 Nov 2024 886th Shanethegamer 🇺🇸 131 444 3ms 1 Nov 2024 886th dokutan 131 444 2ms 1 Nov 2024 886th MeWhenI 🇻🇦 131 444 2ms 2 Nov 2024 886th CaedenHarper 🇨🇦 131 444 2ms 16 Aug 2025 891st KatieLG-Transpiler 🇬🇧 131 512 4ms 9 Jan 2026 892nd KatieLG-Transpiler 🇬🇧 131 533 636ms 9 Jan 2026 893rd KatieLG-Transpiler 🇬🇧 130 446 3ms 9 Jan 2026 894th KatieLG 🇬🇧 130 515 2ms 8 Jan 2025 894th KatieLG-Transpiler 🇬🇧 130 515 2ms 9 Jan 2026 896th KatieLG-Transpiler 🇬🇧 128 528 1ms 9 Jan 2026 897th sciencejiho 127 532 2ms 12 Feb 2025 898th dokutan 126 439 36ms 21 Apr 2025 898th olleicua 🇺🇸 126 439 39ms 12 Jun 2025 900th HumanoidCPU 125 445 34ms 1 Nov 2024 900th Shanethegamer 🇺🇸 125 445 33ms 1 Nov 2024 900th CaedenHarper 🇨🇦 125 445 38ms 16 Aug 2025 903rd MeWhenI 🇻🇦 125 515 1ms 2 Nov 2024 903rd CaedenHarper 🇨🇦 125 515 1ms 12 Nov 2025 903rd Shanethegamer 🇺🇸 125 515 1ms 12 Nov 2025 903rd HumanoidCPU 125 515 1ms 12 Nov 2025 907th KatieLG-Transpiler 🇬🇧 125 519 380ms 9 Jan 2026 908th KatieLG-Transpiler 🇬🇧 124 519 1ms 9 Jan 2026 909th KatieLG-Transpiler 🇬🇧 122 455 38ms 9 Jan 2026 910th KatieLG-Transpiler 🇬🇧 122 517 65ms 9 Jan 2026 911th HumanoidCPU 122 518 2ms 1 Nov 2024 911th Shanethegamer 🇺🇸 122 518 2ms 1 Nov 2024 911th MeWhenI 🇻🇦 122 518 2ms 2 Nov 2024 911th CaedenHarper 🇨🇦 122 518 1ms 22 Jan 2025 915th Shanethegamer 🇺🇸 121 453 118ms 1 Nov 2024 915th KatieLG 🇬🇧 121 453 119ms 1 Nov 2024 915th MeWhenI 🇻🇦 121 453 119ms 2 Nov 2024 915th CaedenHarper 🇨🇦 121 453 123ms 24 Jan 2025 919th KatieLG-Transpiler 🇬🇧 121 525 1ms 9 Jan 2026 920th HumanoidCPU 120 446 9ms 1 Nov 2024 920th dokutan 120 446 9ms 1 Nov 2024 920th MeWhenI 🇻🇦 120 446 11ms 2 Nov 2024 920th zakariamouhid 120 446 8ms 17 Nov 2024 920th Salutations45 120 446 11ms 22 Nov 2024 920th gigaprofisi 🇺🇸 120 446 10ms 20 Jun 2025 920th didion0 🇺🇸 120 446 13ms 26 Aug 2025 920th olleicua 🇺🇸 120 446 9ms 10 Sep 2025 928th KatieLG-Transpiler 🇬🇧 120 457 126ms 9 Jan 2026 929th KatieLG 🇬🇧 120 461 39ms 30 Nov 2025 930th iczelia 🇩🇪 119 447 8ms 24 Oct 2025 931st Quadruplay 119 448 10ms 12 Jul 2025 932nd HumanoidCPU 117 446 1,278ms 1 Nov 2024 932nd Shanethegamer 🇺🇸 117 446 1,285ms 1 Nov 2024 932nd dokutan 117 446 1,306ms 1 Nov 2024 932nd CaedenHarper 🇨🇦 117 446 1,311ms 24 Jan 2025 936th HumanoidCPU 117 448 156ms 1 Nov 2024 936th dokutan 117 448 160ms 1 Nov 2024 936th MeWhenI 🇻🇦 117 448 153ms 2 Nov 2024 936th MarcMush 🇫🇷 117 448 147ms 19 Nov 2024 936th CaedenHarper 🇨🇦 117 448 162ms 1 Feb 2025 941st KatieLG-Transpiler 🇬🇧 117 455 11ms 9 Jan 2026 942nd KatieLG 🇬🇧 114 461 1,221ms 30 Nov 2025 943rd KatieLG 🇬🇧 112 467 170ms 30 Nov 2025 944th HumanoidCPU 111 453 47ms 1 Nov 2024 945th MeWhenI 🇻🇦 111 454 47ms 2 Nov 2024 946th CaedenHarper 🇨🇦 109 461 47ms 22 Jan 2025 946th Shanethegamer 🇺🇸 109 461 49ms 6 May 2025 948th KatieLG 🇬🇧 109 463 50ms 1 Nov 2024 948th KatieLG-Transpiler 🇬🇧 109 463 49ms 9 Jan 2026 950th HumanoidCPU 106 520 123ms 1 Nov 2024 951st KatieLG-Transpiler 🇬🇧 102 513 1,244ms 9 Jan 2026 952nd HumanoidCPU 94 449 32ms 1 Nov 2024 952nd MeWhenI 🇻🇦 94 449 30ms 2 Nov 2024 952nd CaedenHarper 🇨🇦 94 449 36ms 25 Jan 2025 952nd snoozingnewt 🇨🇦 94 449 32ms 14 Sep 2025 956th KatieLG 🇬🇧 93 451 32ms 1 Nov 2024 957th KatieLG-Transpiler 🇬🇧 93 567 153ms 9 Jan 2026 958th dokutan 91 462 32ms 1 Nov 2024 959th CaedenHarper 🇨🇦 89 882 48ms 25 Jan 2025 960th emgordon154 88 866 1,416ms 26 Nov 2025 First Prev 881–960 of 1,083 Next Last
