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 676th dokutan 176 475 52ms 1 Nov 2024 676th Shanethegamer 🇺🇸 176 475 53ms 1 Nov 2024 676th CaedenHarper 🇨🇦 176 475 48ms 23 Jan 2025 676th HumanoidCPU 176 475 50ms 14 days ago 680th dokutan 174 434 36ms 1 Nov 2024 681st Blendi-Goose 173 387 2ms 7 Oct 2025 682nd adamnielson42 🇺🇸 173 395 4,303ms 3 Dec 2024 683rd MeWhenI 🇻🇦 173 455 39ms 2 Nov 2024 684th dokutan 172 470 756ms 24 Sep 2025 684th Jacob385 172 470 406ms 27 Oct 2025 684th HumanoidCPU 172 470 433ms 8 Nov 2025 687th HumanoidCPU 171 441 36ms 1 Nov 2024 687th KatieLG 🇬🇧 171 441 35ms 1 Nov 2024 687th Shanethegamer 🇺🇸 171 441 36ms 1 Nov 2024 687th MeWhenI 🇻🇦 171 441 36ms 2 Nov 2024 687th CaedenHarper 🇨🇦 171 441 36ms 25 Jan 2025 692nd ocefra 170 393 96ms 25 Dec 2024 693rd Shanethegamer 🇺🇸 170 471 455ms 1 Nov 2024 694th MeWhenI 🇻🇦 170 472 435ms 2 Nov 2024 694th CaedenHarper 🇨🇦 170 472 450ms 24 Jan 2025 694th dokutan 170 472 390ms 7 Nov 2025 697th KatieLG 🇬🇧 170 483 164ms 12 days ago 698th HumanoidCPU 169 473 435ms 1 Nov 2024 699th HumanoidCPU 167 455 2ms 1 Nov 2024 699th dokutan 167 455 2ms 1 Nov 2024 699th KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 699th Shanethegamer 🇺🇸 167 455 2ms 1 Nov 2024 699th MeWhenI 🇻🇦 167 455 2ms 2 Nov 2024 699th CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 705th KatieLG 🇬🇧 167 472 42ms 1 Nov 2024 706th Shanethegamer 🇺🇸 166 450 606ms 16 Apr 2025 706th KatieLG 🇬🇧 166 450 579ms 20 Apr 2025 706th dokutan 166 450 577ms 23 Jul 2025 706th HumanoidCPU 166 450 590ms 18 Aug 2025 706th MeWhenI 🇻🇦 166 450 601ms 15 Sep 2025 711th HumanoidCPU 166 458 355ms 1 Nov 2024 711th Shanethegamer 🇺🇸 166 458 349ms 1 Nov 2024 711th KatieLG 🇬🇧 166 458 360ms 1 Nov 2024 711th dokutan 166 458 347ms 1 Nov 2024 715th KatieLG 🇬🇧 166 487 430ms 24 Sep 2025 716th HumanoidCPU 165 441 3ms 1 Nov 2024 716th dokutan 165 441 3ms 1 Nov 2024 716th KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 716th Shanethegamer 🇺🇸 165 441 3ms 1 Nov 2024 716th MeWhenI 🇻🇦 165 441 3ms 2 Nov 2024 716th CaedenHarper 🇨🇦 165 441 3ms 31 Jan 2025 722nd dokutan 165 445 2,625ms 1 Nov 2024 722nd KatieLG 🇬🇧 165 445 2,487ms 1 Nov 2024 722nd MeWhenI 🇻🇦 165 445 2,461ms 2 Nov 2024 722nd CaedenHarper 🇨🇦 165 445 2,718ms 1 Feb 2025 726th HumanoidCPU 162 452 2,835ms 1 Nov 2024 726th Shanethegamer 🇺🇸 162 452 2,837ms 1 Nov 2024 726th Chinay-Domitrix 🇺🇸 162 452 2,868ms 9 Apr 2025 729th dokutan 158 318 55ms 1 Nov 2024 730th HumanoidCPU 158 657 30ms 4 Nov 2025 731st CaedenHarper 🇨🇦 158 659 26ms 16 Aug 2025 732nd KatieLG 🇬🇧 157 661 29ms 1 Nov 2024 733rd Kokusui 🇯🇵 154 434 4ms 19 Nov 2024 734th snoozingnewt 🇨🇦 154 476 2,920ms 27 Sep 2025 735th dokutan 154 509 37ms 1 Nov 2024 735th MeWhenI 🇻🇦 154 509 37ms 2 Nov 2024 735th CaedenHarper 🇨🇦 154 509 37ms 22 Jan 2025 738th KatieLG 🇬🇧 154 510 36ms 1 Nov 2024 739th HumanoidCPU 153 454 65ms 1 Nov 2024 739th dokutan 153 454 64ms 1 Nov 2024 739th CaedenHarper 🇨🇦 153 454 62ms 16 Aug 2025 742nd JunkIce 152 449 9ms 21 Nov 2024 743rd Shanethegamer 🇺🇸 151 443 4ms 8 May 2025 744th HumanoidCPU 151 448 102ms 1 Nov 2024 744th dokutan 151 448 98ms 1 Nov 2024 744th Shanethegamer 🇺🇸 151 448 104ms 1 Nov 2024 744th MeWhenI 🇻🇦 151 448 95ms 2 Nov 2024 744th CaedenHarper 🇨🇦 151 448 99ms 16 Aug 2025 749th HumanoidCPU 151 452 9ms 1 Nov 2024 749th GolfingSuccess 🇬🇷 151 452 9ms 1 Nov 2024 First Prev 676–750 of 983 Next Last