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 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 751st Alessandro-Balconi 🇮🇹 799 77 86ms 14 Jul 2023 752nd DialFrost 🇸🇬 799 149 283ms 28 Jan 2023 752nd LostSyntax21 🇬🇧 799 149 294ms 8 Jan 2025 754th msbranicky 798 91 3ms 11 Oct 2023 755th MeWhenI 🇻🇦 798 100 112ms 15 Oct 2022 756th Shanethegamer 🇺🇸 798 105 15ms 17 Dec 2023 757th Shanethegamer 🇺🇸 797 60 98ms 19 Sep 2021 757th adoxography 797 60 34ms 18 Dec 2021 757th jared-hughes 797 60 35ms 9 Sep 2022 757th Lv0Sys 🇵🇱 797 60 33ms 10 days ago 761st sisyphus-ppcg 🇦🇺 797 96 13ms 7 Apr 2022 761st DialFrost 🇸🇬 797 96 17ms 31 Oct 2024 761st sean-niemann 🇺🇸 797 96 20ms 9 Apr 2025 761st edsrzf 🇳🇿 797 96 10ms 26 Jul 2025 765th MeWhenI 🇻🇦 797 110 40ms 17 Feb 2023 766th namelessiw 797 118 394ms 6 Oct 2025 767th Herbert00709 🇵🇱 796 119 57ms 4 Sep 2024 768th Waffle3z 795 88 20ms 19 Sep 2021 768th TaserTheFox 🇺🇸 795 88 20ms 28 Feb 2023 768th tobyLovick 795 88 20ms 12 Dec 2023 768th Dataen 795 88 299ms 12 Jan 2024 768th yuchuehw 795 88 20ms 28 Jan 2024 768th Masttest 795 88 19ms 13 Feb 2024 768th Flekay 🇩🇪 795 88 20ms 11 Jul 2025 768th dirckvdende 795 88 400ms 2 Aug 2025 776th mousetail 🇳🇱 794 55 32ms 15 Jan 2024 777th NewDefectus 🇮🇱 794 88 2ms 16 Dec 2021 778th Shanethegamer 🇺🇸 794 97 363ms 20 Jun 2022 778th billings7 🇬🇧 794 97 373ms 21 May 2024 780th MeWhenI 🇻🇦 793 73 133ms 3 Aug 2024 781st janbehrens 🇩🇪 790 120 55ms 20 Nov 2022 781st oceko 790 120 58ms 19 Feb 2024 783rd albanian-laundromat 789 85 464ms 11 days ago 784th steffan-polygolf 789 103 120ms 19 Feb 2024 785th gnuvince 788 33 36ms 2 Aug 2024 785th codereport 🇨🇦 788 33 6ms 21 Apr 2025 787th Shanethegamer 🇺🇸 788 61 373ms 9 Mar 2023 788th NickTheEASDude 🇺🇸 788 97 12ms 9 May 2024 789th MeWhenI 🇻🇦 787 105 457ms 17 Aug 2023 790th TimHuisman1703 786 89 248ms 7 Jan 2022 790th Anonymousellama21 786 89 2,475ms 27 Jun 2022 790th yourlefthandman 786 89 277ms 17 Aug 2023 790th msbranicky 786 89 271ms 5 Oct 2023 790th luyckxrobbe 786 89 19ms 20 Nov 2023 790th madex 🇩🇪 786 89 13ms 13 Jun 2024 790th rollershutter 786 89 290ms 2 Jul 2024 790th Mabeloid 🇳🇴 786 89 12ms 18 Sep 2024 790th jatloe 786 89 321ms 27 Sep 2024 790th JOrE20 🇺🇸 786 89 19ms 11 days ago 800th Yax42 🇫🇷 786 98 379ms 4 days ago 801st ListeriaM 785 89 2ms 25 Aug 2023 802nd ian-h-chamberlain 🇺🇸 785 127 117ms 11 days ago 803rd snoozingnewt 🇨🇦 784 102 96ms 13 Sep 2025 804th edsrzf 🇳🇿 784 109 43ms 1 Jan 2025 805th Shanethegamer 🇺🇸 782 74 153ms 19 Aug 2024 806th DialFrost 🇸🇬 782 112 42ms 30 Mar 2025 807th aposteriorist 🇨🇦 780 106 460ms 5 Mar 2022 808th yzhs 🇩🇪 779 39 36ms 21 Jun 2022 809th SirBogman 🇺🇸 779 48 339ms 4 Nov 2021 809th SirFireball3521 779 48 307ms 21 Mar 2023 811th prplz 🇦🇺 777 64 1,042ms 20 Sep 2021 812th 2011-Chan-Ethan 777 90 310ms 12 Jul 2023 812th inverseLorentz 🇦🇺 777 90 305ms 3 May 2024 814th Re-Adventures 🇮🇳 777 122 62ms 14 Aug 2022 815th snoozingnewt 🇨🇦 774 105 130ms 3 Oct 2025 816th DialFrost 🇸🇬 773 129 139ms 5 Apr 2025 817th Shanethegamer 🇺🇸 772 93 13ms 8 Apr 2024 818th ovs-code 🇩🇪 772 127 28ms 26 Dec 2022 819th FlyingPenguin223 771 62 48ms 16 Nov 2023 819th Babafaba 771 62 35ms 15 Oct 2025 821st jared-hughes 771 77 10ms 14 Mar 2022 821st Re-Adventures 🇮🇳 771 77 10ms 14 Aug 2022 821st lyphyser 771 77 9ms 3 Jun 2023 821st helbling 🇨🇭 771 77 10ms 4 Jul 2024 825th KatieLG 🇬🇧 771 111 135ms 14 Jan 2023 First Prev 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