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 Multitap Input 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 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 Multitap Input 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 673rd HumanoidCPU 176 475 50ms 12 days ago 677th dokutan 174 434 36ms 1 Nov 2024 678th Blendi-Goose 173 387 2ms 7 Oct 2025 679th adamnielson42 🇺🇸 173 395 4,303ms 3 Dec 2024 680th MeWhenI 🇻🇦 173 455 39ms 2 Nov 2024 681st dokutan 172 470 756ms 24 Sep 2025 681st Jacob385 172 470 406ms 27 Oct 2025 681st HumanoidCPU 172 470 433ms 8 Nov 2025 684th HumanoidCPU 171 441 36ms 1 Nov 2024 684th KatieLG 🇬🇧 171 441 35ms 1 Nov 2024 684th Shanethegamer 🇺🇸 171 441 36ms 1 Nov 2024 684th MeWhenI 🇻🇦 171 441 36ms 2 Nov 2024 684th CaedenHarper 🇨🇦 171 441 36ms 25 Jan 2025 689th ocefra 170 393 96ms 25 Dec 2024 690th Shanethegamer 🇺🇸 170 471 455ms 1 Nov 2024 691st MeWhenI 🇻🇦 170 472 435ms 2 Nov 2024 691st CaedenHarper 🇨🇦 170 472 450ms 24 Jan 2025 691st dokutan 170 472 390ms 7 Nov 2025 694th KatieLG 🇬🇧 170 483 190ms 10 days ago 695th HumanoidCPU 169 473 435ms 1 Nov 2024 696th HumanoidCPU 167 455 2ms 1 Nov 2024 696th dokutan 167 455 2ms 1 Nov 2024 696th KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 696th Shanethegamer 🇺🇸 167 455 2ms 1 Nov 2024 696th MeWhenI 🇻🇦 167 455 2ms 2 Nov 2024 696th CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 702nd KatieLG 🇬🇧 167 472 42ms 1 Nov 2024 703rd Shanethegamer 🇺🇸 166 450 606ms 16 Apr 2025 703rd KatieLG 🇬🇧 166 450 579ms 20 Apr 2025 703rd dokutan 166 450 577ms 23 Jul 2025 703rd HumanoidCPU 166 450 590ms 18 Aug 2025 703rd MeWhenI 🇻🇦 166 450 601ms 15 Sep 2025 708th HumanoidCPU 166 458 335ms 1 Nov 2024 708th Shanethegamer 🇺🇸 166 458 394ms 1 Nov 2024 708th KatieLG 🇬🇧 166 458 311ms 1 Nov 2024 708th dokutan 166 458 393ms 1 Nov 2024 712th KatieLG 🇬🇧 166 487 430ms 24 Sep 2025 713th HumanoidCPU 165 441 3ms 1 Nov 2024 713th dokutan 165 441 3ms 1 Nov 2024 713th KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 713th Shanethegamer 🇺🇸 165 441 3ms 1 Nov 2024 713th MeWhenI 🇻🇦 165 441 3ms 2 Nov 2024 713th CaedenHarper 🇨🇦 165 441 3ms 31 Jan 2025 719th dokutan 165 445 2,625ms 1 Nov 2024 719th KatieLG 🇬🇧 165 445 2,487ms 1 Nov 2024 719th MeWhenI 🇻🇦 165 445 2,461ms 2 Nov 2024 719th CaedenHarper 🇨🇦 165 445 2,718ms 1 Feb 2025 723rd HumanoidCPU 162 452 2,835ms 1 Nov 2024 723rd Shanethegamer 🇺🇸 162 452 2,837ms 1 Nov 2024 723rd Chinay-Domitrix 🇺🇸 162 452 2,868ms 9 Apr 2025 726th dokutan 158 318 55ms 1 Nov 2024 727th HumanoidCPU 158 657 30ms 4 Nov 2025 728th CaedenHarper 🇨🇦 158 659 26ms 16 Aug 2025 729th KatieLG 🇬🇧 157 661 29ms 1 Nov 2024 730th Kokusui 🇯🇵 154 434 4ms 19 Nov 2024 731st snoozingnewt 🇨🇦 154 476 2,920ms 27 Sep 2025 732nd dokutan 154 509 37ms 1 Nov 2024 732nd MeWhenI 🇻🇦 154 509 37ms 2 Nov 2024 732nd CaedenHarper 🇨🇦 154 509 37ms 22 Jan 2025 735th KatieLG 🇬🇧 154 510 36ms 1 Nov 2024 736th HumanoidCPU 153 454 65ms 1 Nov 2024 736th dokutan 153 454 64ms 1 Nov 2024 736th CaedenHarper 🇨🇦 153 454 62ms 16 Aug 2025 739th JunkIce 152 449 9ms 21 Nov 2024 740th Shanethegamer 🇺🇸 151 443 4ms 8 May 2025 741st HumanoidCPU 151 448 102ms 1 Nov 2024 741st dokutan 151 448 98ms 1 Nov 2024 741st Shanethegamer 🇺🇸 151 448 104ms 1 Nov 2024 741st MeWhenI 🇻🇦 151 448 95ms 2 Nov 2024 741st CaedenHarper 🇨🇦 151 448 99ms 16 Aug 2025 746th HumanoidCPU 151 452 9ms 1 Nov 2024 746th GolfingSuccess 🇬🇷 151 452 9ms 1 Nov 2024 746th zbreit 🇺🇸 151 452 9ms 1 Nov 2024 746th Shanethegamer 🇺🇸 151 452 9ms 1 Nov 2024 746th madex 🇩🇪 151 452 9ms 1 Nov 2024 First Prev 676–750 of 978 Next Last