Happy Numbers (Long) 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 750th TaserTheFox 🇺🇸 795 88 22ms 28 Feb 2023 750th tobyLovick 795 88 19ms 12 Dec 2023 750th Dataen 795 88 289ms 12 Jan 2024 750th yuchuehw 795 88 19ms 28 Jan 2024 750th Masttest 795 88 20ms 13 Feb 2024 750th Flekay 🇩🇪 795 88 19ms 11 Jul 2025 750th dirckvdende 795 88 371ms 2 Aug 2025 758th tailorspy 795 118 59ms 22 Sep 2024 758th dokutan 795 118 60ms 20 days ago 760th mousetail 🇳🇱 794 55 20ms 15 Jan 2024 761st NewDefectus 🇮🇱 794 88 2ms 16 Dec 2021 762nd Shanethegamer 🇺🇸 794 97 360ms 20 Jun 2022 762nd billings7 🇬🇧 794 97 366ms 21 May 2024 764th MeWhenI 🇻🇦 793 73 133ms 3 Aug 2024 765th steffan-polygolf 789 103 122ms 19 Feb 2024 766th Herbert00709 🇵🇱 789 119 56ms 4 Sep 2024 767th gnuvince 788 33 36ms 2 Aug 2024 767th codereport 🇨🇦 788 33 5ms 21 Apr 2025 769th NickTheEASDude 🇺🇸 788 97 12ms 9 May 2024 770th Shanethegamer 🇺🇸 787 61 373ms 9 Mar 2023 771st TimHuisman1703 786 89 219ms 7 Jan 2022 771st Anonymousellama21 786 89 2,472ms 27 Jun 2022 771st yourlefthandman 786 89 269ms 17 Aug 2023 771st msbranicky 786 89 261ms 5 Oct 2023 771st luyckxrobbe 786 89 21ms 20 Nov 2023 771st madex 🇩🇪 786 89 13ms 13 Jun 2024 771st rollershutter 786 89 292ms 2 Jul 2024 771st Mabeloid 🇳🇴 786 89 12ms 18 Sep 2024 771st jatloe 786 89 287ms 27 Sep 2024 771st Lv0Sys 🇵🇱 786 89 23ms 30 May 2025 781st MeWhenI 🇻🇦 786 105 457ms 17 Aug 2023 782nd ListeriaM 785 89 2ms 25 Aug 2023 783rd snoozingnewt 🇺🇸 784 102 96ms 13 Sep 2025 784th edsrzf 🇳🇿 784 109 40ms 1 Jan 2025 785th Shanethegamer 🇺🇸 782 74 138ms 19 Aug 2024 786th DialFrost 🇸🇬 782 112 44ms 30 Mar 2025 787th janbehrens 🇩🇪 782 120 55ms 20 Nov 2022 787th oceko 782 120 57ms 19 Feb 2024 789th yzhs 🇩🇪 779 39 39ms 21 Jun 2022 790th SirBogman 🇺🇸 779 48 250ms 4 Nov 2021 790th SirFireball3521 779 48 239ms 21 Mar 2023 792nd albanian-laundromat 779 86 589ms 7 Oct 2025 793rd aposteriorist 🇨🇦 779 106 481ms 5 Mar 2022 794th prplz 🇦🇺 777 64 1,042ms 20 Sep 2021 795th 2011-Chan-Ethan 777 90 317ms 12 Jul 2023 795th inverseLorentz 🇦🇺 777 90 282ms 3 May 2024 797th snoozingnewt 🇺🇸 774 105 127ms 3 Oct 2025 798th DialFrost 🇸🇬 773 129 144ms 5 Apr 2025 799th Shanethegamer 🇺🇸 772 93 13ms 8 Apr 2024 800th ovs-code 🇩🇪 772 127 27ms 26 Dec 2022 801st FlyingPenguin223 771 62 53ms 16 Nov 2023 801st Babafaba 771 62 51ms 15 Oct 2025 803rd jared-hughes 771 77 10ms 14 Mar 2022 803rd Re-Adventures 🇮🇳 771 77 11ms 14 Aug 2022 803rd lyphyser 771 77 10ms 3 Jun 2023 803rd helbling 🇨🇭 771 77 11ms 4 Jul 2024 807th KatieLG 🇬🇧 771 111 134ms 14 Jan 2023 808th hjcafaroUC 769 91 21ms 26 Oct 2021 808th adoxography 769 91 22ms 18 Dec 2021 808th j-Ewan 769 91 20ms 16 Feb 2022 808th MaxElf999 769 91 21ms 29 Sep 2022 808th AlexanderFair 769 91 23ms 13 Jul 2023 808th chartung17 769 91 20ms 14 Jan 2024 808th NerdyMcNerd42 769 91 13ms 22 Mar 2024 815th Re-Adventures 🇮🇳 769 122 59ms 14 Aug 2022 816th emgordon154 769 146 12ms 10 Jun 2025 817th NewDefectus 🇮🇱 768 64 51ms 21 Sep 2021 818th prplz 🇦🇺 768 91 2ms 19 Dec 2021 819th snoozingnewt 🇺🇸 768 92 3,159ms 27 Sep 2025 820th MeWhenI 🇻🇦 766 244 16ms 28 Aug 2023 821st strout 765 89 193ms 15 Aug 2022 822nd kTheLemon 765 100 2ms 2 Apr 2025 823rd janbehrens 🇩🇪 765 165 30ms 20 Sep 2021 824th jared-hughes 764 123 324ms 24 Sep 2025 824th Babafaba 764 123 341ms 14 Oct 2025 First Prev 751–825 of 2,008 Next Last