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 671st CaedenHarper 🇨🇦 178 460 108ms 16 Aug 2025 677th dokutan 176 475 45ms 1 Nov 2024 677th Shanethegamer 🇺🇸 176 475 50ms 1 Nov 2024 677th CaedenHarper 🇨🇦 176 475 49ms 23 Jan 2025 677th HumanoidCPU 176 475 45ms 4 days ago 681st dokutan 174 434 42ms 1 Nov 2024 682nd Blendi-Goose 173 387 2ms 7 Oct 2025 683rd adamnielson42 🇺🇸 173 395 4,355ms 3 Dec 2024 684th MeWhenI 🇻🇦 173 455 51ms 2 Nov 2024 685th dokutan 172 470 330ms 24 Sep 2025 685th Jacob385 172 470 320ms 27 Oct 2025 685th HumanoidCPU 172 470 330ms 24 days ago 688th HumanoidCPU 171 441 40ms 1 Nov 2024 688th KatieLG 🇬🇧 171 441 43ms 1 Nov 2024 688th Shanethegamer 🇺🇸 171 441 41ms 1 Nov 2024 688th MeWhenI 🇻🇦 171 441 35ms 2 Nov 2024 688th CaedenHarper 🇨🇦 171 441 40ms 25 Jan 2025 693rd ocefra 170 393 92ms 25 Dec 2024 694th Shanethegamer 🇺🇸 170 471 455ms 1 Nov 2024 695th MeWhenI 🇻🇦 170 472 435ms 2 Nov 2024 695th CaedenHarper 🇨🇦 170 472 477ms 24 Jan 2025 695th dokutan 170 472 390ms 25 days ago 698th KatieLG 🇬🇧 170 483 160ms 2 days ago 699th HumanoidCPU 169 473 435ms 1 Nov 2024 700th HumanoidCPU 167 455 3ms 1 Nov 2024 700th dokutan 167 455 3ms 1 Nov 2024 700th KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 700th Shanethegamer 🇺🇸 167 455 3ms 1 Nov 2024 700th MeWhenI 🇻🇦 167 455 3ms 2 Nov 2024 700th CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 706th KatieLG 🇬🇧 167 472 46ms 1 Nov 2024 707th Shanethegamer 🇺🇸 166 450 598ms 16 Apr 2025 707th KatieLG 🇬🇧 166 450 602ms 20 Apr 2025 707th dokutan 166 450 620ms 23 Jul 2025 707th HumanoidCPU 166 450 601ms 18 Aug 2025 707th MeWhenI 🇻🇦 166 450 598ms 15 Sep 2025 712th HumanoidCPU 166 458 335ms 1 Nov 2024 712th Shanethegamer 🇺🇸 166 458 394ms 1 Nov 2024 712th KatieLG 🇬🇧 166 458 317ms 1 Nov 2024 712th dokutan 166 458 393ms 1 Nov 2024 716th KatieLG 🇬🇧 166 487 329ms 24 Sep 2025 717th HumanoidCPU 165 441 4ms 1 Nov 2024 717th dokutan 165 441 4ms 1 Nov 2024 717th KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 717th Shanethegamer 🇺🇸 165 441 5ms 1 Nov 2024 717th MeWhenI 🇻🇦 165 441 4ms 2 Nov 2024 717th CaedenHarper 🇨🇦 165 441 4ms 31 Jan 2025 723rd dokutan 165 445 2,543ms 1 Nov 2024 723rd KatieLG 🇬🇧 165 445 2,579ms 1 Nov 2024 723rd MeWhenI 🇻🇦 165 445 2,622ms 2 Nov 2024 723rd CaedenHarper 🇨🇦 165 445 2,585ms 1 Feb 2025 727th HumanoidCPU 162 452 2,620ms 1 Nov 2024 727th Shanethegamer 🇺🇸 162 452 2,610ms 1 Nov 2024 727th Chinay-Domitrix 🇺🇸 162 452 2,586ms 9 Apr 2025 730th dokutan 158 318 52ms 1 Nov 2024 731st HumanoidCPU 158 657 29ms 27 days ago 732nd CaedenHarper 🇨🇦 158 659 29ms 16 Aug 2025 733rd KatieLG 🇬🇧 157 661 27ms 1 Nov 2024 734th Kokusui 🇯🇵 154 434 4ms 19 Nov 2024 735th snoozingnewt 🇺🇸 154 476 2,979ms 27 Sep 2025 736th dokutan 154 509 41ms 1 Nov 2024 736th MeWhenI 🇻🇦 154 509 43ms 2 Nov 2024 736th CaedenHarper 🇨🇦 154 509 56ms 22 Jan 2025 739th KatieLG 🇬🇧 154 510 38ms 1 Nov 2024 740th HumanoidCPU 153 454 61ms 1 Nov 2024 740th dokutan 153 454 64ms 1 Nov 2024 740th CaedenHarper 🇨🇦 153 454 63ms 16 Aug 2025 743rd JunkIce 152 449 9ms 21 Nov 2024 744th Shanethegamer 🇺🇸 151 443 4ms 8 May 2025 745th HumanoidCPU 151 448 111ms 1 Nov 2024 745th dokutan 151 448 98ms 1 Nov 2024 745th Shanethegamer 🇺🇸 151 448 112ms 1 Nov 2024 745th MeWhenI 🇻🇦 151 448 95ms 2 Nov 2024 745th CaedenHarper 🇨🇦 151 448 101ms 16 Aug 2025 750th HumanoidCPU 151 452 9ms 1 Nov 2024 First Prev 676–750 of 980 Next Last