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 674th snoozingnewt 🇨🇦 881 81 2ms 13 Sep 2025 674th AZTECCO 881 81 2ms 16 Sep 2025 674th Yax42 🇫🇷 881 81 2ms 14 Oct 2025 679th edsrzf 🇳🇿 881 96 42ms 30 Dec 2024 680th m-tkach 🇺🇦 881 98 54ms 9 Mar 2023 680th annaproxy 881 98 54ms 22 Oct 2023 680th Yewzir 🇧🇪 881 98 55ms 30 Dec 2023 683rd benwilliamgraham 880 69 9ms 26 Jan 2019 683rd OllieBoyne 🇬🇧 880 69 9ms 16 Jan 2021 683rd eiburns 880 69 9ms 20 Jan 2022 683rd vishwathg 880 69 9ms 16 Aug 2022 683rd emirps 880 69 9ms 22 Feb 2023 683rd Vaekor 880 69 9ms 9 Jul 2023 683rd AVDestroyer 880 69 9ms 4 Sep 2023 683rd m42km 880 69 9ms 7 Oct 2023 683rd elgan65536 880 69 9ms 4 Apr 2024 692nd Yewzir 🇧🇪 880 79 102ms 6 Dec 2023 693rd JayXon 🇺🇸 880 143 1,685ms 15 Sep 2025 694th primo-ppcg 🇹🇭 878 50 31ms 11 Oct 2020 694th o0lit3 🇺🇸 878 50 10ms 19 Apr 2021 694th armin-k1 878 50 8ms 8 Sep 2021 694th nwellnhof 🇩🇪 878 50 14ms 26 Dec 2021 694th Lydxn 🇨🇦 878 50 32ms 25 May 2022 694th saito-ta 🇯🇵 878 50 17ms 27 May 2022 700th sean-niemann 🇺🇸 877 88 384ms 6 Aug 2024 701st snoozingnewt 🇨🇦 877 95 356ms 13 days ago 702nd primo-ppcg 🇹🇭 877 116 275ms 21 Apr 2020 702nd kkoenig 877 116 259ms 5 Jan 2024 704th KatieLG-Transpiler 🇬🇧 877 149 10ms 24 Jun 2022 705th primo-ppcg 🇹🇭 875 53 239ms 19 Oct 2020 705th MeWhenI 🇻🇦 875 53 263ms 15 Feb 2023 707th alo-gin 874 54 33ms 19 Oct 2018 707th hrrs01 874 54 104ms 14 Apr 2020 707th jared-hughes 874 54 31ms 9 Sep 2022 707th ovs-code 🇩🇪 874 54 41ms 9 May 2023 711th hemphen 874 84 339ms 28 Aug 2022 712th DialFrost 🇸🇬 874 148 501ms 12 Jan 2025 712th emgordon154 874 148 479ms 12 Jan 2025 712th Shanethegamer 🇺🇸 874 148 482ms 13 Jan 2025 712th KatieLG 🇬🇧 874 148 481ms 13 Jan 2025 712th HumanoidCPU 874 148 463ms 13 Jan 2025 712th dokutan 874 148 452ms 13 Jan 2025 712th GolfingSuccess 🇬🇷 874 148 483ms 18 Jan 2025 712th ovs-code 🇩🇪 874 148 475ms 24 Jan 2025 712th CaedenHarper 🇨🇦 874 148 454ms 25 Jan 2025 712th MeWhenI 🇻🇦 874 148 456ms 9 Feb 2025 712th pardouin 🇫🇷 874 148 611ms 25 Feb 2025 712th albanian-laundromat 874 148 430ms 25 Jul 2025 712th snoozingnewt 🇨🇦 874 148 426ms 4 days ago 725th primo-ppcg 🇹🇭 873 77 1ms 13 Jul 2021 726th nwellnhof 🇩🇪 873 99 52ms 3 Jan 2022 726th Alex-x90 🇺🇸 873 99 53ms 20 Sep 2022 726th Steffan153 🇫🇮 873 99 51ms 28 Jan 2023 726th ovs-code 🇩🇪 873 99 51ms 3 Jun 2024 726th roupiq 🇵🇱 873 99 52ms 8 Jun 2024 726th Herbert00709 🇵🇱 873 99 53ms 8 Jun 2024 726th sean-niemann 🇺🇸 873 99 52ms 6 Aug 2024 733rd edsrzf 🇳🇿 872 95 1ms 5 Mar 2025 734th AdrienHache 🇫🇷 870 82 2ms 7 Jan 2024 734th pardouin 🇫🇷 870 82 2ms 8 Oct 2024 734th LostSyntax21 🇬🇧 870 82 1ms 8 Jan 2025 734th TeodorDyakov 🇧🇬 870 82 2ms 5 Mar 2025 738th msbranicky 870 117 266ms 8 Sep 2023 739th primo-ppcg 🇹🇭 869 69 9ms 27 Nov 2019 739th jakzo 869 69 14ms 5 Sep 2021 739th Shanethegamer 🇺🇸 869 69 10ms 25 Apr 2023 742nd dcgjb 868 57 237ms 6 May 2024 743rd ArmaanAS 868 70 9ms 8 Mar 2021 743rd Hebelub 868 70 9ms 5 Jan 2024 743rd Dataen 868 70 9ms 5 Jan 2024 743rd dokutan 868 70 9ms 23 Jan 2024 747th duckyluuk 🇳🇱 867 70 2,806ms 26 Oct 2024 748th snoozingnewt 🇨🇦 867 89 365ms 13 days ago 749th lynn 866 34 38ms 13 Apr 2021 749th jared-hughes 866 34 33ms 30 Sep 2021 First Prev 676–750 of 3,139 Next Last