Happy 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 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 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 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 675th kkoenig 877 116 251ms 5 Jan 2024 677th KatieLG-Transpiler 🇬🇧 876 149 10ms 24 Jun 2022 678th primo-ppcg 🇹🇭 874 53 239ms 19 Oct 2020 678th MeWhenI 🇻🇦 874 53 263ms 15 Feb 2023 680th alo-gin 874 54 44ms 19 Oct 2018 680th hrrs01 874 54 110ms 14 Apr 2020 680th jared-hughes 874 54 33ms 9 Sep 2022 680th ovs-code 🇩🇪 874 54 68ms 9 May 2023 684th hemphen 874 84 342ms 28 Aug 2022 685th primo-ppcg 🇹🇭 873 77 1ms 13 Jul 2021 686th nwellnhof 🇩🇪 873 99 62ms 3 Jan 2022 686th Alex-x90 🇺🇸 873 99 53ms 20 Sep 2022 686th Steffan153 🇫🇮 873 99 56ms 28 Jan 2023 686th ovs-code 🇩🇪 873 99 59ms 3 Jun 2024 686th roupiq 🇵🇱 873 99 63ms 8 Jun 2024 686th Herbert00709 🇵🇱 873 99 53ms 8 Jun 2024 686th sean-niemann 🇺🇸 873 99 48ms 6 Aug 2024 693rd edsrzf 🇳🇿 871 95 1ms 5 Mar 2025 694th DialFrost 🇸🇬 871 148 615ms 12 Jan 2025 694th emgordon154 871 148 503ms 12 Jan 2025 694th Shanethegamer 🇺🇸 871 148 720ms 13 Jan 2025 694th KatieLG 🇬🇧 871 148 497ms 13 Jan 2025 694th HumanoidCPU 871 148 558ms 13 Jan 2025 694th dokutan 871 148 481ms 13 Jan 2025 694th GolfingSuccess 🇬🇷 871 148 481ms 18 Jan 2025 694th ovs-code 🇩🇪 871 148 759ms 24 Jan 2025 694th CaedenHarper 🇨🇦 871 148 473ms 25 Jan 2025 694th MeWhenI 🇻🇦 871 148 505ms 9 Feb 2025 694th pardouin 🇫🇷 871 148 598ms 25 Feb 2025 694th albanian-laundromat 871 148 600ms 25 Jul 2025 706th AdrienHache 🇫🇷 870 82 2ms 7 Jan 2024 706th pardouin 🇫🇷 870 82 2ms 8 Oct 2024 706th LostSyntax21 🇬🇧 870 82 2ms 8 Jan 2025 706th TeodorDyakov 🇧🇬 870 82 2ms 5 Mar 2025 710th msbranicky 870 117 260ms 8 Sep 2023 711th primo-ppcg 🇹🇭 869 69 9ms 27 Nov 2019 711th jakzo 869 69 14ms 5 Sep 2021 711th Shanethegamer 🇺🇸 869 69 10ms 25 Apr 2023 714th dcgjb 868 57 206ms 6 May 2024 715th ArmaanAS 868 70 9ms 8 Mar 2021 715th Hebelub 868 70 10ms 5 Jan 2024 715th Dataen 868 70 10ms 5 Jan 2024 715th dokutan 868 70 10ms 23 Jan 2024 719th duckyluuk 🇳🇱 867 70 2,802ms 26 Oct 2024 720th lynn 866 34 41ms 13 Apr 2021 720th jared-hughes 866 34 34ms 30 Sep 2021 720th Natanaelel 🇸🇪 866 34 43ms 28 Nov 2023 720th primo-ppcg 🇹🇭 866 34 37ms 24 Mar 2025 720th SirBogman 🇺🇸 866 34 36ms 8 Jul 2025 720th fuzzylojik-golf 🇺🇸 866 34 35ms 9 Sep 2025 726th MeWhenI 🇻🇦 866 61 3ms 23 May 2023 727th DialFrost 🇸🇬 866 73 1,398ms 12 Oct 2023 728th Steffan153 🇫🇮 866 81 2ms 3 Feb 2023 728th GrayJoKing 🇦🇺 866 81 3ms 12 Feb 2023 730th ovs-code 🇩🇪 866 95 28ms 10 Jan 2023 731st GrayJoKing 🇦🇺 865 61 401ms 15 Jan 2024 731st namelessiw 865 61 337ms 5 Mar 2024 731st neel11235813 865 61 392ms 10 Mar 2024 731st duckyluuk 🇳🇱 865 61 476ms 14 Jul 2024 731st b-illy 🇬🇧 865 61 398ms 14 Sep 2024 731st DialFrost 🇸🇬 865 61 426ms 26 Dec 2024 731st fuzzylojik-golf 🇺🇸 865 61 402ms 30 May 2025 731st CornerMercury 🇬🇧 865 61 437ms 12 Oct 2025 739th jared-hughes 864 100 49ms 20 Jul 2022 740th emgordon154 863 30 49ms 10 Sep 2025 741st annaproxy 863 46 3ms 18 Feb 2022 742nd MeWhenI 🇻🇦 863 98 43ms 28 Aug 2024 743rd MeWhenI 🇻🇦 861 78 2ms 27 Dec 2022 744th treeowl 861 79 172ms 27 Feb 2019 744th user189032 861 79 184ms 29 May 2019 744th cbrt-x 861 79 165ms 15 Sep 2023 747th emgordon154 860 58 800ms 22 Dec 2021 748th m-tkach 🇺🇦 860 77 3ms 5 Dec 2023 749th DaCuteRaccoon 859 65 3ms 30 Nov 2022 749th snoozingnewt 🇺🇸 859 65 4ms 1 Sep 2024 First Prev 676–750 of 3,112 Next Last