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 673rd klixel 🇨🇦 178 460 110ms 15 Nov 2024 673rd Shanethegamer 🇺🇸 178 460 106ms 20 Feb 2025 673rd CaedenHarper 🇨🇦 178 460 107ms 16 Aug 2025 679th dokutan 176 475 50ms 1 Nov 2024 679th Shanethegamer 🇺🇸 176 475 51ms 1 Nov 2024 679th CaedenHarper 🇨🇦 176 475 50ms 23 Jan 2025 679th HumanoidCPU 176 475 49ms 6 days ago 683rd dokutan 174 434 42ms 1 Nov 2024 684th Blendi-Goose 173 387 2ms 7 Oct 2025 685th adamnielson42 🇺🇸 173 395 4,320ms 3 Dec 2024 686th MeWhenI 🇻🇦 173 455 51ms 2 Nov 2024 687th dokutan 172 470 330ms 24 Sep 2025 687th Jacob385 172 470 320ms 27 Oct 2025 687th HumanoidCPU 172 470 330ms 26 days ago 690th HumanoidCPU 171 441 40ms 1 Nov 2024 690th KatieLG 🇬🇧 171 441 43ms 1 Nov 2024 690th Shanethegamer 🇺🇸 171 441 41ms 1 Nov 2024 690th MeWhenI 🇻🇦 171 441 35ms 2 Nov 2024 690th CaedenHarper 🇨🇦 171 441 40ms 25 Jan 2025 695th ocefra 170 393 92ms 25 Dec 2024 696th Shanethegamer 🇺🇸 170 471 455ms 1 Nov 2024 697th MeWhenI 🇻🇦 170 472 435ms 2 Nov 2024 697th CaedenHarper 🇨🇦 170 472 477ms 24 Jan 2025 697th dokutan 170 472 390ms 27 days ago 700th KatieLG 🇬🇧 170 483 160ms 4 days ago 701st HumanoidCPU 169 473 435ms 1 Nov 2024 702nd HumanoidCPU 167 455 3ms 1 Nov 2024 702nd dokutan 167 455 3ms 1 Nov 2024 702nd KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 702nd Shanethegamer 🇺🇸 167 455 3ms 1 Nov 2024 702nd MeWhenI 🇻🇦 167 455 3ms 2 Nov 2024 702nd CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 708th KatieLG 🇬🇧 167 472 46ms 1 Nov 2024 709th Shanethegamer 🇺🇸 166 450 598ms 16 Apr 2025 709th KatieLG 🇬🇧 166 450 602ms 20 Apr 2025 709th dokutan 166 450 620ms 23 Jul 2025 709th HumanoidCPU 166 450 601ms 18 Aug 2025 709th MeWhenI 🇻🇦 166 450 598ms 15 Sep 2025 714th HumanoidCPU 166 458 335ms 1 Nov 2024 714th Shanethegamer 🇺🇸 166 458 394ms 1 Nov 2024 714th KatieLG 🇬🇧 166 458 317ms 1 Nov 2024 714th dokutan 166 458 393ms 1 Nov 2024 718th KatieLG 🇬🇧 166 487 329ms 24 Sep 2025 719th HumanoidCPU 165 441 4ms 1 Nov 2024 719th dokutan 165 441 4ms 1 Nov 2024 719th KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 719th Shanethegamer 🇺🇸 165 441 5ms 1 Nov 2024 719th MeWhenI 🇻🇦 165 441 4ms 2 Nov 2024 719th CaedenHarper 🇨🇦 165 441 4ms 31 Jan 2025 725th dokutan 165 445 2,543ms 1 Nov 2024 725th KatieLG 🇬🇧 165 445 2,579ms 1 Nov 2024 725th MeWhenI 🇻🇦 165 445 2,622ms 2 Nov 2024 725th CaedenHarper 🇨🇦 165 445 2,585ms 1 Feb 2025 729th HumanoidCPU 162 452 2,620ms 1 Nov 2024 729th Shanethegamer 🇺🇸 162 452 2,610ms 1 Nov 2024 729th Chinay-Domitrix 🇺🇸 162 452 2,586ms 9 Apr 2025 732nd dokutan 158 318 52ms 1 Nov 2024 733rd HumanoidCPU 158 657 29ms 4 Nov 2025 734th CaedenHarper 🇨🇦 158 659 29ms 16 Aug 2025 735th KatieLG 🇬🇧 157 661 27ms 1 Nov 2024 736th Kokusui 🇯🇵 154 434 4ms 19 Nov 2024 737th snoozingnewt 🇨🇦 154 476 2,979ms 27 Sep 2025 738th dokutan 154 509 41ms 1 Nov 2024 738th MeWhenI 🇻🇦 154 509 43ms 2 Nov 2024 738th CaedenHarper 🇨🇦 154 509 56ms 22 Jan 2025 741st KatieLG 🇬🇧 154 510 38ms 1 Nov 2024 742nd HumanoidCPU 153 454 61ms 1 Nov 2024 742nd dokutan 153 454 64ms 1 Nov 2024 742nd CaedenHarper 🇨🇦 153 454 63ms 16 Aug 2025 745th JunkIce 152 449 10ms 21 Nov 2024 746th Shanethegamer 🇺🇸 151 443 4ms 8 May 2025 747th HumanoidCPU 151 448 111ms 1 Nov 2024 747th dokutan 151 448 98ms 1 Nov 2024 747th Shanethegamer 🇺🇸 151 448 112ms 1 Nov 2024 747th MeWhenI 🇻🇦 151 448 95ms 2 Nov 2024 First Prev 676–750 of 982 Next Last