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 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 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 ArkScript 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 ArkScript 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 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 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 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 797th madex 🇩🇪 151 452 9ms 1 Nov 2024 797th jtaxen 151 452 9ms 1 Nov 2024 797th Stockoh 🇫🇷 151 452 9ms 4 Nov 2024 797th evan18c 151 452 9ms 7 Nov 2024 797th roguh 🇬🇹 151 452 9ms 27 Nov 2024 797th mathisfun271 151 452 10ms 25 Jan 2025 797th moustave 151 452 9ms 9 Apr 2025 797th SectorCorruptor 151 452 9ms 24 Jul 2025 797th vgamula 🇺🇦 151 452 9ms 25 Jul 2025 797th Unknownuserfrommars 151 452 9ms 5 Aug 2025 797th JOrE20 🇺🇸 151 452 9ms 6 Nov 2025 812th HumanoidCPU 150 445 5ms 1 Nov 2024 812th dokutan 150 445 4ms 1 Nov 2024 812th MeWhenI 🇻🇦 150 445 4ms 2 Nov 2024 812th fischfood 150 445 4ms 8 Nov 2024 812th CaedenHarper 🇨🇦 150 445 7ms 16 Aug 2025 817th HumanoidCPU 150 448 1ms 1 Nov 2024 817th Shanethegamer 🇺🇸 150 448 2ms 1 Nov 2024 817th koipondx86 150 448 2ms 1 Nov 2024 817th MeWhenI 🇻🇦 150 448 1ms 2 Nov 2024 817th CaedenHarper 🇨🇦 150 448 2ms 16 Aug 2025 822nd KasperKivimaeki 🇫🇮 150 457 9ms 15 Jul 2025 823rd KatieLG-Transpiler 🇬🇧 150 538 351ms 15 hours ago 824th Unknownuserfrommars 150 557 3,002ms 10 Dec 2024 825th Upload-and-View 🇺🇦 149 458 9ms 9 Aug 2025 826th KatieLG 🇬🇧 149 538 465ms 1 Nov 2024 827th KatieLG 🇬🇧 149 563 980ms 1 Nov 2024 828th HumanoidCPU 148 456 1ms 1 Nov 2024 828th dokutan 148 456 1ms 1 Nov 2024 828th Shanethegamer 🇺🇸 148 456 2ms 1 Nov 2024 828th CaedenHarper 🇨🇦 148 456 1ms 23 Jan 2025 828th Maashau 148 456 2ms 12 Dec 2025 833rd Maznek 146 364 10ms 8 Nov 2024 833rd elisherer 🇮🇱 146 364 10ms 3 Nov 2025 835th HumanoidCPU 146 461 111ms 1 Nov 2024 835th KatieLG 🇬🇧 146 461 110ms 1 Nov 2024 835th Shanethegamer 🇺🇸 146 461 119ms 1 Nov 2024 835th MeWhenI 🇻🇦 146 461 115ms 2 Nov 2024 835th CaedenHarper 🇨🇦 146 461 110ms 24 Jan 2025 840th KatieLG 🇬🇧 146 466 124ms 30 Nov 2025 841st JunkIce 145 449 645ms 3 Dec 2024 842nd KatieLG-Transpiler 🇬🇧 145 528 406ms 15 hours ago 843rd HumanoidCPU 144 452 438ms 1 Nov 2024 843rd Shanethegamer 🇺🇸 144 452 360ms 1 Nov 2024 845th KatieLG 🇬🇧 143 469 5ms 30 Nov 2025 846th KatieLG-Transpiler 🇬🇧 142 564 153ms 15 hours ago 847th HumanoidCPU 141 446 72ms 1 Nov 2024 847th Shanethegamer 🇺🇸 141 446 73ms 1 Nov 2024 847th MeWhenI 🇻🇦 141 446 79ms 2 Nov 2024 847th snoozingnewt 🇨🇦 141 446 77ms 3 Nov 2024 847th CaedenHarper 🇨🇦 141 446 71ms 16 Aug 2025 852nd dokutan 139 452 76ms 1 Nov 2024 853rd emgordon154 139 602 1,729ms 12 Dec 2024 854th KatieLG 🇬🇧 138 505 625ms 30 Nov 2025 855th HumanoidCPU 137 575 41ms 9 Mar 2025 856th KatieLG 🇬🇧 135 465 110ms 30 Nov 2025 857th dokutan 134 473 2ms 1 Nov 2024 858th KatieLG 🇬🇧 133 475 1ms 1 Nov 2024 859th dokutan 133 483 1ms 21 Jun 2025 860th KatieLG-Transpiler 🇬🇧 133 505 106ms 15 hours ago 861st dokutan 133 591 40ms 1 Nov 2024 862nd KatieLG 🇬🇧 132 487 1ms 30 Nov 2025 863rd KatieLG-Transpiler 🇬🇧 132 515 94ms 15 hours ago 864th KatieLG-Transpiler 🇬🇧 132 519 10ms 15 hours ago 865th KatieLG 🇬🇧 131 443 2ms 30 Nov 2025 866th HumanoidCPU 131 444 2ms 1 Nov 2024 866th Shanethegamer 🇺🇸 131 444 3ms 1 Nov 2024 866th dokutan 131 444 2ms 1 Nov 2024 866th MeWhenI 🇻🇦 131 444 2ms 2 Nov 2024 866th CaedenHarper 🇨🇦 131 444 2ms 16 Aug 2025 871st KatieLG-Transpiler 🇬🇧 131 512 5ms 15 hours ago 872nd KatieLG-Transpiler 🇬🇧 131 533 636ms 15 hours ago 873rd KatieLG-Transpiler 🇬🇧 130 446 3ms 15 hours ago 874th KatieLG 🇬🇧 130 515 2ms 8 Jan 2025 874th KatieLG-Transpiler 🇬🇧 130 515 2ms 15 hours ago 876th KatieLG-Transpiler 🇬🇧 128 528 2ms 15 hours ago 877th KatieLG 🇬🇧 127 530 1ms 1 Nov 2024 878th sciencejiho 127 532 2ms 12 Feb 2025 879th dokutan 126 439 35ms 21 Apr 2025 879th olleicua 🇺🇸 126 439 37ms 12 Jun 2025 First Prev 801–880 of 1,056 Next Last