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 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 675th kkoenig 877 116 251ms 5 Jan 2024 677th KatieLG-Transpiler 🇬🇧 876 149 10ms 24 Jun 2022 678th Shanethegamer 🇺🇸 875 78 95ms 20 days ago 678th emgordon154 875 78 98ms 21 hours ago 678th GolfingSuccess 🇬🇷 875 78 88ms 3 hours ago 678th edsrzf 🇳🇿 875 78 89ms 3 hours ago 682nd primo-ppcg 🇹🇭 874 53 239ms 19 Oct 2020 682nd MeWhenI 🇻🇦 874 53 263ms 15 Feb 2023 684th alo-gin 874 54 44ms 19 Oct 2018 684th hrrs01 874 54 110ms 14 Apr 2020 684th jared-hughes 874 54 33ms 9 Sep 2022 684th ovs-code 🇩🇪 874 54 68ms 9 May 2023 688th hemphen 874 84 342ms 28 Aug 2022 689th primo-ppcg 🇹🇭 873 77 1ms 13 Jul 2021 690th nwellnhof 🇩🇪 873 99 51ms 3 Jan 2022 690th Alex-x90 🇺🇸 873 99 53ms 20 Sep 2022 690th Steffan153 🇫🇮 873 99 51ms 28 Jan 2023 690th ovs-code 🇩🇪 873 99 48ms 3 Jun 2024 690th roupiq 🇵🇱 873 99 54ms 8 Jun 2024 690th Herbert00709 🇵🇱 873 99 53ms 8 Jun 2024 690th sean-niemann 🇺🇸 873 99 48ms 6 Aug 2024 697th edsrzf 🇳🇿 871 95 1ms 5 Mar 2025 698th DialFrost 🇸🇬 871 148 550ms 12 Jan 2025 698th emgordon154 871 148 496ms 12 Jan 2025 698th Shanethegamer 🇺🇸 871 148 456ms 13 Jan 2025 698th KatieLG 🇬🇧 871 148 500ms 13 Jan 2025 698th HumanoidCPU 871 148 501ms 13 Jan 2025 698th dokutan 871 148 479ms 13 Jan 2025 698th GolfingSuccess 🇬🇷 871 148 481ms 18 Jan 2025 698th ovs-code 🇩🇪 871 148 489ms 24 Jan 2025 698th CaedenHarper 🇨🇦 871 148 501ms 25 Jan 2025 698th MeWhenI 🇻🇦 871 148 477ms 9 Feb 2025 698th pardouin 🇫🇷 871 148 522ms 25 Feb 2025 698th albanian-laundromat 871 148 524ms 25 Jul 2025 710th AdrienHache 🇫🇷 870 82 2ms 7 Jan 2024 710th pardouin 🇫🇷 870 82 2ms 8 Oct 2024 710th LostSyntax21 🇬🇧 870 82 2ms 8 Jan 2025 710th TeodorDyakov 🇧🇬 870 82 2ms 5 Mar 2025 714th msbranicky 870 117 260ms 8 Sep 2023 715th primo-ppcg 🇹🇭 869 69 9ms 27 Nov 2019 715th jakzo 869 69 12ms 5 Sep 2021 715th Shanethegamer 🇺🇸 869 69 10ms 25 Apr 2023 718th dcgjb 868 57 206ms 6 May 2024 719th ArmaanAS 868 70 9ms 8 Mar 2021 719th Hebelub 868 70 10ms 5 Jan 2024 719th Dataen 868 70 10ms 5 Jan 2024 719th dokutan 868 70 10ms 23 Jan 2024 723rd duckyluuk 🇳🇱 867 70 2,797ms 26 Oct 2024 724th lynn 866 34 41ms 13 Apr 2021 724th jared-hughes 866 34 34ms 30 Sep 2021 724th Natanaelel 🇸🇪 866 34 43ms 28 Nov 2023 724th primo-ppcg 🇹🇭 866 34 37ms 24 Mar 2025 724th SirBogman 🇺🇸 866 34 36ms 8 Jul 2025 724th fuzzylojik-golf 🇺🇸 866 34 35ms 9 Sep 2025 730th MeWhenI 🇻🇦 866 61 3ms 23 May 2023 731st DialFrost 🇸🇬 866 73 1,398ms 12 Oct 2023 732nd Steffan153 🇫🇮 866 81 2ms 3 Feb 2023 732nd GrayJoKing 🇦🇺 866 81 3ms 12 Feb 2023 734th ovs-code 🇩🇪 866 95 28ms 10 Jan 2023 735th GrayJoKing 🇦🇺 865 61 401ms 15 Jan 2024 735th namelessiw 865 61 337ms 5 Mar 2024 735th neel11235813 865 61 392ms 10 Mar 2024 735th duckyluuk 🇳🇱 865 61 476ms 14 Jul 2024 735th b-illy 🇬🇧 865 61 398ms 14 Sep 2024 735th DialFrost 🇸🇬 865 61 426ms 26 Dec 2024 735th fuzzylojik-golf 🇺🇸 865 61 402ms 30 May 2025 735th CornerMercury 🇬🇧 865 61 437ms 12 Oct 2025 743rd jared-hughes 864 100 49ms 20 Jul 2022 744th emgordon154 863 30 49ms 10 Sep 2025 745th annaproxy 863 46 3ms 18 Feb 2022 746th MeWhenI 🇻🇦 863 98 43ms 28 Aug 2024 747th MeWhenI 🇻🇦 861 78 2ms 27 Dec 2022 748th treeowl 861 79 172ms 27 Feb 2019 748th user189032 861 79 184ms 29 May 2019 748th cbrt-x 861 79 165ms 15 Sep 2023 First Prev 676–750 of 3,115 Next Last