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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 881st HumanoidCPU 161 657 30ms 4 Nov 2025 882nd HumanoidCPU 160 455 2ms 1 Nov 2024 882nd dokutan 160 455 2ms 1 Nov 2024 882nd KatieLG 🇬🇧 160 455 2ms 1 Nov 2024 882nd Shanethegamer 🇺🇸 160 455 2ms 1 Nov 2024 882nd MeWhenI 🇻🇦 160 455 2ms 2 Nov 2024 882nd CaedenHarper 🇨🇦 160 455 2ms 16 Aug 2025 888th CaedenHarper 🇨🇦 160 659 26ms 16 Aug 2025 889th KatieLG-Transpiler 🇬🇧 160 660 26ms 9 Jan 2026 890th dokutan 159 318 63ms 1 Nov 2024 891st KatieLG-Transpiler 🇬🇧 159 459 2ms 9 Jan 2026 892nd jusaka 158 460 3ms 3 days ago 893rd HumanoidCPU 158 515 3ms 1 Nov 2024 894th jusaka 158 1,259 5ms 3 days ago 895th jusaka 157 517 7ms 3 days ago 896th hiichbindermax 157 531 2,419ms 5 days ago 897th flekAI 156 466 2ms 15 hours ago 898th dokutan 155 349 135ms 27 Dec 2025 899th dokutan 155 509 37ms 1 Nov 2024 899th MeWhenI 🇻🇦 155 509 37ms 2 Nov 2024 899th CaedenHarper 🇨🇦 155 509 37ms 22 Jan 2025 899th JOrE20 155 509 38ms 2 Feb 2026 903rd KatieLG 🇬🇧 155 510 36ms 1 Nov 2024 904th KatieLG-Transpiler 🇬🇧 155 511 36ms 9 Jan 2026 905th KatieLG-Transpiler 🇬🇧 155 531 110ms 9 Jan 2026 906th HumanoidCPU 154 454 70ms 1 Nov 2024 906th dokutan 154 454 69ms 1 Nov 2024 906th CaedenHarper 🇨🇦 154 454 58ms 16 Aug 2025 909th snoozingnewt 🇨🇦 154 476 2,258ms 27 Sep 2025 910th denkyuu1 153 346 33ms 6 Mar 2026 911th JunkIce 153 449 10ms 21 Nov 2024 912th HumanoidCPU 152 448 148ms 1 Nov 2024 912th dokutan 152 448 144ms 1 Nov 2024 912th Shanethegamer 🇺🇸 152 448 139ms 1 Nov 2024 912th MeWhenI 🇻🇦 152 448 138ms 2 Nov 2024 912th CaedenHarper 🇨🇦 152 448 134ms 16 Aug 2025 917th HumanoidCPU 152 452 10ms 1 Nov 2024 917th GolfingSuccess 🇬🇷 152 452 9ms 1 Nov 2024 917th zbreit 🇺🇸 152 452 11ms 1 Nov 2024 917th Shanethegamer 🇺🇸 152 452 9ms 1 Nov 2024 917th madex 🇩🇪 152 452 10ms 1 Nov 2024 917th jtaxen 152 452 11ms 1 Nov 2024 917th Stockoh 🇫🇷 152 452 9ms 4 Nov 2024 917th evan18c 152 452 10ms 7 Nov 2024 917th roguh 🇬🇹 152 452 11ms 27 Nov 2024 917th mathisfun271 152 452 11ms 25 Jan 2025 917th moustave 152 452 10ms 9 Apr 2025 917th SectorCorruptor 152 452 10ms 24 Jul 2025 917th vgamula 🇺🇦 152 452 9ms 25 Jul 2025 917th Unknownuserfrommars 152 452 9ms 5 Aug 2025 917th JOrE20 152 452 10ms 6 Nov 2025 917th TheSecondComing123 152 452 10ms 25 Feb 2026 933rd HumanoidCPU 150 448 1ms 1 Nov 2024 933rd Shanethegamer 🇺🇸 150 448 1ms 1 Nov 2024 933rd koipondx86 150 448 1ms 1 Nov 2024 933rd MeWhenI 🇻🇦 150 448 1ms 2 Nov 2024 933rd CaedenHarper 🇨🇦 150 448 1ms 16 Aug 2025 938th KasperKivimaeki 🇫🇮 150 457 10ms 15 Jul 2025 939th muser-logiccpu 🇺🇦 150 458 10ms 9 Aug 2025 939th netfri25 🇮🇱 150 458 12ms 21 Feb 2026 939th rotemkm 150 458 10ms 21 Feb 2026 942nd ocefra 149 393 128ms 25 Dec 2024 943rd jusaka 149 452 2ms 3 days ago 944th jusaka 149 469 114ms 3 days ago 945th KatieLG-Transpiler 🇬🇧 149 538 419ms 9 Jan 2026 946th Unknownuserfrommars 149 557 3,423ms 10 Dec 2024 947th HumanoidCPU 148 456 1ms 1 Nov 2024 947th dokutan 148 456 1ms 1 Nov 2024 947th Shanethegamer 🇺🇸 148 456 2ms 1 Nov 2024 947th CaedenHarper 🇨🇦 148 456 1ms 23 Jan 2025 947th Maashau 148 456 2ms 12 Dec 2025 952nd jusaka 148 461 173ms 3 days ago 953rd jusaka 148 514 54ms 3 days ago 954th KatieLG 🇬🇧 148 563 1,424ms 1 Nov 2024 955th KatieLG 🇬🇧 147 466 157ms 30 Nov 2025 956th KatieLG 🇬🇧 147 538 473ms 1 Nov 2024 957th Shanethegamer 🇺🇸 146 450 815ms 16 Apr 2025 957th KatieLG 🇬🇧 146 450 1,034ms 20 Apr 2025 957th dokutan 146 450 855ms 23 Jul 2025 957th HumanoidCPU 146 450 799ms 18 Aug 2025 First Prev 881–960 of 1,228 Next Last