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 823rd HumanoidCPU 124 515 1ms 27 days ago 827th HumanoidCPU 122 518 2ms 1 Nov 2024 827th Shanethegamer 🇺🇸 122 518 2ms 1 Nov 2024 827th MeWhenI 🇻🇦 122 518 2ms 2 Nov 2024 827th CaedenHarper 🇨🇦 122 518 1ms 22 Jan 2025 831st HumanoidCPU 121 446 8ms 1 Nov 2024 831st dokutan 121 446 9ms 1 Nov 2024 831st KatieLG 🇬🇧 121 446 9ms 1 Nov 2024 831st MeWhenI 🇻🇦 121 446 8ms 2 Nov 2024 831st zakariamouhid 121 446 9ms 17 Nov 2024 831st Salutations45 121 446 8ms 22 Nov 2024 831st gigaprofisi 🇺🇸 121 446 9ms 20 Jun 2025 831st didion0 🇺🇸 121 446 9ms 26 Aug 2025 831st olleicua 🇺🇸 121 446 9ms 10 Sep 2025 840th iczelia 🇩🇪 121 447 9ms 24 Oct 2025 841st Quadruplay 121 448 8ms 12 Jul 2025 842nd dokutan 121 453 124ms 1 Nov 2024 842nd Shanethegamer 🇺🇸 121 453 117ms 1 Nov 2024 842nd KatieLG 🇬🇧 121 453 114ms 1 Nov 2024 842nd MeWhenI 🇻🇦 121 453 116ms 2 Nov 2024 842nd CaedenHarper 🇨🇦 121 453 116ms 24 Jan 2025 847th KatieLG 🇬🇧 120 461 36ms 10 days ago 848th JOrE20 🇺🇸 118 457 9ms 6 Nov 2025 849th HumanoidCPU 117 446 1,005ms 1 Nov 2024 849th Shanethegamer 🇺🇸 117 446 998ms 1 Nov 2024 849th dokutan 117 446 967ms 1 Nov 2024 849th CaedenHarper 🇨🇦 117 446 1,033ms 24 Jan 2025 853rd HumanoidCPU 117 448 157ms 1 Nov 2024 853rd dokutan 117 448 150ms 1 Nov 2024 853rd MeWhenI 🇻🇦 117 448 156ms 2 Nov 2024 853rd MarcMush 🇫🇷 117 448 152ms 19 Nov 2024 853rd CaedenHarper 🇨🇦 117 448 153ms 1 Feb 2025 858th KatieLG 🇬🇧 114 461 780ms 10 days ago 859th KatieLG 🇬🇧 112 467 140ms 9 days ago 860th HumanoidCPU 111 453 50ms 1 Nov 2024 861st MeWhenI 🇻🇦 111 454 52ms 2 Nov 2024 862nd CaedenHarper 🇨🇦 109 461 51ms 22 Jan 2025 862nd Shanethegamer 🇺🇸 109 461 50ms 6 May 2025 864th KatieLG 🇬🇧 109 463 50ms 1 Nov 2024 865th HumanoidCPU 106 520 113ms 1 Nov 2024 866th HumanoidCPU 93 449 32ms 1 Nov 2024 866th MeWhenI 🇻🇦 93 449 30ms 2 Nov 2024 866th CaedenHarper 🇨🇦 93 449 36ms 25 Jan 2025 866th snoozingnewt 🇨🇦 93 449 32ms 14 Sep 2025 870th KatieLG 🇬🇧 93 451 32ms 1 Nov 2024 871st dokutan 91 462 32ms 1 Nov 2024 872nd CaedenHarper 🇨🇦 89 882 48ms 25 Jan 2025 873rd emgordon154 88 866 1,269ms 13 days ago 874th dokutan 85 437 2ms 1 Nov 2024 875th MeWhenI 🇻🇦 84 439 2ms 2 Nov 2024 875th CaedenHarper 🇨🇦 84 439 2ms 16 Aug 2025 877th HumanoidCPU 83 444 2ms 1 Nov 2024 878th AidanWalter 75 915 12ms 3 Jan 2025 878th sciencejiho 75 915 10ms 12 Feb 2025 880th KatieLG 🇬🇧 72 511 2ms 1 Nov 2024 881st HumanoidCPU 62 1,259 48ms 13 Aug 2025 882nd ovs-code 🇩🇪 0 60 4,201ms 19 May 2025 883rd sean-niemann 🇺🇸 0 65 3,398ms 29 Apr 2025 884th ovs-code 🇩🇪 0 76 4,438ms 30 May 2025 885th DialFrost 🇸🇬 0 82 789ms 29 Jul 2025 886th ovs-code 🇩🇪 0 86 2,400ms 25 Jul 2025 887th DialFrost 🇸🇬 0 100 4,363ms 9 Feb 2025 888th Shanethegamer 🇺🇸 0 217 150ms 24 May 2025 889th Shanethegamer 🇺🇸 0 439 46ms 22 May 2025 890th Shanethegamer 🇺🇸 0 440 396ms 17 Apr 2025 890th HumanoidCPU 0 440 393ms 18 Aug 2025 890th HumanoidCPU 0 440 47ms 18 Aug 2025 890th HumanoidCPU 0 440 133ms 18 Aug 2025 894th Shanethegamer 🇺🇸 0 441 94ms 17 Apr 2025 894th KatieLG 🇬🇧 0 441 95ms 20 Apr 2025 894th Shanethegamer 🇺🇸 0 441 1ms 5 Aug 2025 894th HumanoidCPU 0 441 1ms 18 Aug 2025 894th HumanoidCPU 0 441 94ms 18 Aug 2025 899th Shanethegamer 🇺🇸 0 442 441ms 17 Apr 2025 899th KatieLG 🇬🇧 0 442 135ms 20 Apr 2025 First Prev 826–900 of 978 Next Last