Happy Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 672nd roupiq 🇵🇱 872 99 8 Jun 2024 672nd Herbert00709 🇵🇱 872 99 8 Jun 2024 672nd sean-niemann 🇺🇸 872 99 6 Aug 2024 679th JayXon 🇺🇸 872 143 21 days ago 680th edsrzf 🇳🇿 871 95 5 Mar 2025 681st DialFrost 🇸🇬 871 148 12 Jan 2025 681st emgordon154 871 148 12 Jan 2025 681st Shanethegamer 🇺🇸 871 148 13 Jan 2025 681st KatieLG 🇬🇧 871 148 13 Jan 2025 681st HumanoidCPU 871 148 13 Jan 2025 681st dokutan 871 148 13 Jan 2025 681st GolfingSuccess 🇬🇷 871 148 18 Jan 2025 681st ovs-code 🇩🇪 871 148 24 Jan 2025 681st CaedenHarper 🇨🇦 871 148 25 Jan 2025 681st MeWhenI 🇻🇦 871 148 9 Feb 2025 681st pardouin 🇫🇷 871 148 25 Feb 2025 681st albanian-laundromat 871 148 25 Jul 2025 693rd AdrienHache 🇫🇷 870 82 7 Jan 2024 693rd pardouin 🇫🇷 870 82 8 Oct 2024 693rd LostSyntax21 🇬🇧 870 82 8 Jan 2025 693rd TeodorDyakov 🇧🇬 870 82 5 Mar 2025 697th primo-ppcg 🇹🇭 869 69 27 Nov 2019 697th jakzo 869 69 5 Sep 2021 697th Shanethegamer 🇺🇸 869 69 25 Apr 2023 700th msbranicky 869 117 8 Sep 2023 701st dcgjb 868 57 6 May 2024 702nd ArmaanAS 868 70 8 Mar 2021 702nd Hebelub 868 70 5 Jan 2024 702nd Dataen 868 70 5 Jan 2024 702nd dokutan 868 70 23 Jan 2024 706th lynn 866 34 13 Apr 2021 706th jared-hughes 866 34 30 Sep 2021 706th jonahx 866 34 27 Aug 2022 706th Natanaelel 🇸🇪 866 34 28 Nov 2023 706th primo-ppcg 🇹🇭 866 34 24 Mar 2025 706th SirBogman 🇺🇸 866 34 8 Jul 2025 706th fuzzylojik-golf 🇺🇸 866 34 26 days ago 713th duckyluuk 🇳🇱 866 70 26 Oct 2024 714th DialFrost 🇸🇬 866 73 12 Oct 2023 715th ovs-code 🇩🇪 866 95 10 Jan 2023 716th MeWhenI 🇻🇦 865 61 23 May 2023 717th Steffan153 🇫🇮 865 81 3 Feb 2023 717th GrayJoKing 🇦🇺 865 81 12 Feb 2023 719th GrayJoKing 🇦🇺 864 61 15 Jan 2024 719th namelessiw 864 61 5 Mar 2024 719th neel11235813 864 61 10 Mar 2024 719th duckyluuk 🇳🇱 864 61 14 Jul 2024 719th b-illy 🇬🇧 864 61 14 Sep 2024 719th DialFrost 🇸🇬 864 61 26 Dec 2024 719th fuzzylojik-golf 🇺🇸 864 61 30 May 2025 726th emgordon154 863 30 25 days ago 727th annaproxy 863 46 18 Feb 2022 728th jared-hughes 863 100 20 Jul 2022 729th MeWhenI 🇻🇦 861 78 27 Dec 2022 730th emgordon154 860 58 22 Dec 2021 731st m-tkach 🇺🇦 860 77 5 Dec 2023 732nd treeowl 860 79 27 Feb 2019 732nd user189032 860 79 29 May 2019 732nd cbrt-x 860 79 15 Sep 2023 735th MeWhenI 🇻🇦 859 98 28 Aug 2024 736th gilufin 858 55 30 May 2021 736th Natanaelel 🇸🇪 858 55 10 May 2023 738th DaCuteRaccoon 858 65 30 Nov 2022 738th snoozingnewt 🇺🇸 858 65 1 Sep 2024 738th LostSyntax21 🇬🇧 858 65 8 Jan 2025 741st GrayJoKing 🇦🇺 857 70 20 Sep 2021 741st 0x24a537r9 857 70 10 Sep 2022 743rd stefangimmillaro 856 66 15 Jul 2023 744th JDiLenarda 🇫🇷 856 71 9 Oct 2020 745th ovs-code 🇩🇪 855 44 31 Dec 2023 746th MeWhenI 🇻🇦 855 101 8 May 2022 746th janbehrens 🇩🇪 855 101 26 Nov 2023 748th clockworknazo 854 82 13 Oct 2022 748th ovs-code 🇩🇪 854 82 7 Feb 2023 748th Lydxn 🇨🇦 854 82 28 Feb 2023 First Prev 676–750 of 3,060 Next Last