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 880th dokutan 154 454 61ms 1 Nov 2024 880th CaedenHarper 🇨🇦 154 454 76ms 16 Aug 2025 883rd snoozingnewt 🇨🇦 154 476 2,258ms 27 Sep 2025 884th denkyuu1 153 346 35ms 6 Mar 2026 885th JunkIce 153 449 10ms 21 Nov 2024 886th HumanoidCPU 152 448 148ms 1 Nov 2024 886th dokutan 152 448 144ms 1 Nov 2024 886th Shanethegamer 🇺🇸 152 448 139ms 1 Nov 2024 886th MeWhenI 🇻🇦 152 448 138ms 2 Nov 2024 886th CaedenHarper 🇨🇦 152 448 134ms 16 Aug 2025 891st HumanoidCPU 152 452 10ms 1 Nov 2024 891st GolfingSuccess 🇬🇷 152 452 9ms 1 Nov 2024 891st zbreit 🇺🇸 152 452 11ms 1 Nov 2024 891st Shanethegamer 🇺🇸 152 452 9ms 1 Nov 2024 891st madex 🇩🇪 152 452 10ms 1 Nov 2024 891st jtaxen 152 452 11ms 1 Nov 2024 891st Stockoh 🇫🇷 152 452 9ms 4 Nov 2024 891st evan18c 152 452 10ms 7 Nov 2024 891st roguh 🇬🇹 152 452 11ms 27 Nov 2024 891st mathisfun271 152 452 11ms 25 Jan 2025 891st moustave 152 452 10ms 9 Apr 2025 891st SectorCorruptor 152 452 10ms 24 Jul 2025 891st vgamula 🇺🇦 152 452 9ms 25 Jul 2025 891st Unknownuserfrommars 152 452 9ms 5 Aug 2025 891st JOrE20 152 452 10ms 6 Nov 2025 891st TheSecondComing123 152 452 10ms 25 Feb 2026 907th HumanoidCPU 150 448 1ms 1 Nov 2024 907th Shanethegamer 🇺🇸 150 448 1ms 1 Nov 2024 907th koipondx86 150 448 1ms 1 Nov 2024 907th MeWhenI 🇻🇦 150 448 1ms 2 Nov 2024 907th CaedenHarper 🇨🇦 150 448 1ms 16 Aug 2025 912th KasperKivimaeki 🇫🇮 150 457 10ms 15 Jul 2025 913th muser-logiccpu 🇺🇦 150 458 10ms 9 Aug 2025 913th netfri25 🇮🇱 150 458 12ms 21 Feb 2026 913th rotemkm 150 458 10ms 21 Feb 2026 916th jusaka 149 452 2ms 13 days ago 917th jusaka 149 469 84ms 13 days ago 918th KatieLG-Transpiler 🇬🇧 149 538 419ms 9 Jan 2026 919th Unknownuserfrommars 149 557 3,390ms 10 Dec 2024 920th HumanoidCPU 148 456 1ms 1 Nov 2024 920th dokutan 148 456 1ms 1 Nov 2024 920th Shanethegamer 🇺🇸 148 456 2ms 1 Nov 2024 920th CaedenHarper 🇨🇦 148 456 1ms 23 Jan 2025 920th Maashau 148 456 2ms 12 Dec 2025 925th jusaka 148 461 173ms 13 days ago 926th jusaka 148 514 44ms 13 days ago 927th KatieLG 🇬🇧 148 563 1,385ms 1 Nov 2024 928th KatieLG 🇬🇧 147 538 473ms 1 Nov 2024 929th Shanethegamer 🇺🇸 146 450 815ms 16 Apr 2025 929th KatieLG 🇬🇧 146 450 1,034ms 20 Apr 2025 929th dokutan 146 450 855ms 23 Jul 2025 929th HumanoidCPU 146 450 799ms 18 Aug 2025 929th MeWhenI 🇻🇦 146 450 885ms 15 Sep 2025 934th KatieLG 🇬🇧 146 466 157ms 30 Nov 2025 935th KatieLG-Transpiler 🇬🇧 146 522 374ms 9 Jan 2026 936th JunkIce 145 449 589ms 3 Dec 2024 937th jusaka 145 451 995ms 13 days ago 938th Maznek 144 364 10ms 8 Nov 2024 938th elisherer 🇮🇱 144 364 11ms 3 Nov 2025 940th ocefra 144 393 97ms 25 Dec 2024 941st HumanoidCPU 144 452 380ms 1 Nov 2024 941st Shanethegamer 🇺🇸 144 452 368ms 1 Nov 2024 941st JOrE20 144 452 414ms 2 Feb 2026 944th HumanoidCPU 144 461 109ms 1 Nov 2024 944th KatieLG 🇬🇧 144 461 113ms 1 Nov 2024 944th Shanethegamer 🇺🇸 144 461 107ms 1 Nov 2024 944th MeWhenI 🇻🇦 144 461 107ms 2 Nov 2024 944th CaedenHarper 🇨🇦 144 461 122ms 24 Jan 2025 949th jusaka 144 510 5ms 13 days ago 950th KatieLG-Transpiler 🇬🇧 143 528 389ms 9 Jan 2026 951st HumanoidCPU 141 446 72ms 1 Nov 2024 951st Shanethegamer 🇺🇸 141 446 72ms 1 Nov 2024 951st MeWhenI 🇻🇦 141 446 75ms 2 Nov 2024 951st snoozingnewt 🇨🇦 141 446 73ms 3 Nov 2024 951st CaedenHarper 🇨🇦 141 446 73ms 16 Aug 2025 956th jusaka 141 461 504ms 13 days ago 957th jusaka 140 450 80ms 13 days ago 958th dokutan 140 452 81ms 1 Nov 2024 959th KatieLG-Transpiler 🇬🇧 140 564 147ms 9 Jan 2026 960th KatieLG 🇬🇧 139 505 667ms 30 Nov 2025 First Prev 881–960 of 1,219 Next Last