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 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 801st ovs-code 🇩🇪 851 62 358ms 2 Mar 2024 801st BREMAUCY 🇫🇷 851 62 348ms 11 days ago 803rd DialFrost 🇸🇬 851 79 1ms 26 Dec 2024 804th RussellEmerine 850 80 138ms 30 Nov 2019 804th iczelia 🇩🇪 850 80 159ms 20 Oct 2025 806th NewDefectus 🇮🇱 850 84 2ms 16 Dec 2021 807th Yewzir 🇧🇪 850 98 386ms 2 Oct 2025 808th btnlq 849 68 3ms 16 Jul 2023 808th ovs-code 🇩🇪 849 68 128ms 3 Aug 2024 810th DialFrost 🇸🇬 849 78 2ms 26 Dec 2024 811th prplz 🇦🇺 847 96 119ms 30 Apr 2022 811th elgan65536 847 96 117ms 11 Nov 2023 813th dokutan 847 102 65ms 14 Apr 2024 814th lynn 845 59 888ms 25 May 2022 814th DialFrost 🇸🇬 845 59 907ms 26 Dec 2024 814th janlelis 845 59 884ms 14 Aug 2025 817th jared-hughes 845 71 9ms 29 Oct 2021 817th stefangimmillaro 845 71 9ms 27 Aug 2022 817th Maznek 845 71 9ms 19 Jun 2023 817th KrausRaus 🇺🇸 845 71 9ms 14 Oct 2025 817th snoozingnewt 🇨🇦 845 71 9ms 19 days ago 822nd Frowny 844 72 9ms 3 Jul 2020 822nd lifthrasiir 🇰🇷 844 72 9ms 13 Nov 2024 824th primo-ppcg 🇹🇭 843 67 117ms 27 Mar 2021 824th Steffan153 🇫🇮 843 67 119ms 28 Jan 2023 824th edsrzf 🇳🇿 843 67 123ms 23 Jun 2025 824th snoozingnewt 🇨🇦 843 67 136ms 19 days ago 828th snoozingnewt 🇨🇦 842 66 714ms 19 days ago 829th villfa 842 75 14ms 30 Nov 2018 829th LostSyntax21 🇬🇧 842 75 14ms 8 Jan 2025 831st Jacob385 842 99 431ms 27 Oct 2025 832nd jslip 841 35 33ms 5 Sep 2018 832nd rak1507 🇬🇧 841 35 34ms 20 Sep 2021 834th ovs-code 🇩🇪 841 82 5ms 19 Nov 2025 835th Steffan153 🇫🇮 841 99 1ms 28 Jan 2023 835th pardouin 🇫🇷 841 99 1ms 21 Sep 2024 835th sean-niemann 🇺🇸 841 99 1ms 9 May 2025 838th snoozingnewt 🇨🇦 840 80 2ms 19 days ago 839th annaproxy 840 85 2ms 18 May 2023 840th HumanEquivalentUnit 839 59 356ms 10 Oct 2020 841st Laar 839 81 137ms 1 Apr 2019 841st alomiF 839 81 136ms 5 Oct 2023 841st brimstonetrader 839 81 115ms 26 Jan 2024 844th MeWhenI 🇻🇦 839 92 450ms 10 Oct 2022 845th AdrienHache 🇫🇷 839 103 75ms 7 Jan 2024 846th Yewzir 🇧🇪 838 79 2ms 22 Dec 2023 846th albanian-laundromat 838 79 2ms 24 Jun 2025 848th edsrzf 🇳🇿 838 97 120ms 4 Mar 2025 849th SirFireball3521 836 45 199ms 22 Mar 2023 850th GrayJoKing 🇦🇺 836 80 100ms 15 Jul 2023 851st snoozingnewt 🇨🇦 835 84 3ms 8 days ago 852nd Shanethegamer 🇺🇸 833 30 3ms 13 Jan 2022 853rd PatrickStephansen 🇿🇦 833 72 10ms 3 Nov 2020 853rd KatieLG 🇬🇧 833 72 10ms 16 Apr 2021 853rd neihousaigaai 833 72 10ms 18 Apr 2021 853rd two-bad 🇬🇧 833 72 10ms 25 Feb 2024 857th mogron 832 73 9ms 13 Dec 2019 857th FlorianCassayre 🇫🇷 832 73 9ms 30 Oct 2022 857th StefanHabel 🇨🇦 832 73 9ms 11 Dec 2022 857th DrakeSeteraO 832 73 9ms 25 Oct 2025 861st duckyluuk 🇳🇱 831 73 4ms 16 Dec 2024 862nd acacopardo 831 76 13ms 14 Nov 2017 862nd MeWhenI 🇻🇦 831 76 14ms 15 Sep 2021 862nd DaCuteRaccoon 831 76 15ms 30 Nov 2022 865th marshallward 🇺🇸 831 81 39ms 2 Sep 2022 866th Lydxn 🇨🇦 831 83 1ms 10 Oct 2023 867th djeedjay 🇳🇱 830 86 2ms 26 Oct 2020 867th Yewzir 🇧🇪 830 86 2ms 22 Dec 2023 869th fuzzylojik-golf 🇺🇸 830 93 433ms 30 Aug 2025 870th kgodara 830 98 118ms 11 Mar 2023 871st CLOStrophobic 🇮🇹 830 102 42ms 14 Feb 2025 872nd GrayJoKing 🇦🇺 829 53 23ms 10 Apr 2021 872nd scpchicken 🇵🇼 829 53 31ms 23 May 2021 872nd kurkale6ka 829 53 18ms 16 Jun 2021 872nd sean-niemann 🇺🇸 829 53 30ms 7 Sep 2021 872nd MeWhenI 🇻🇦 829 53 31ms 15 Sep 2021 872nd DaCuteRaccoon 829 53 32ms 30 Nov 2022 872nd Steffan153 🇫🇮 829 53 31ms 28 Jan 2023 872nd DialFrost 🇸🇬 829 53 32ms 28 Jan 2023 872nd snoozingnewt 🇨🇦 829 53 33ms 1 Sep 2024 First Prev 801–880 of 3,141 Next Last