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 673rd AZTECCO 881 81 2ms 16 Sep 2025 673rd Yax42 🇫🇷 881 81 2ms 14 Oct 2025 678th edsrzf 🇳🇿 881 96 42ms 30 Dec 2024 679th m-tkach 🇺🇦 881 98 54ms 9 Mar 2023 679th annaproxy 881 98 54ms 22 Oct 2023 679th Yewzir 🇧🇪 881 98 55ms 30 Dec 2023 682nd benwilliamgraham 880 69 9ms 26 Jan 2019 682nd OllieBoyne 🇬🇧 880 69 9ms 16 Jan 2021 682nd eiburns 880 69 9ms 20 Jan 2022 682nd vishwathg 880 69 9ms 16 Aug 2022 682nd emirps 880 69 9ms 22 Feb 2023 682nd Vaekor 880 69 9ms 9 Jul 2023 682nd AVDestroyer 880 69 9ms 4 Sep 2023 682nd m42km 880 69 9ms 7 Oct 2023 682nd elgan65536 880 69 9ms 4 Apr 2024 691st Yewzir 🇧🇪 880 79 102ms 6 Dec 2023 692nd JayXon 🇺🇸 880 143 1,685ms 15 Sep 2025 693rd primo-ppcg 🇹🇭 878 50 31ms 11 Oct 2020 693rd o0lit3 🇺🇸 878 50 10ms 19 Apr 2021 693rd armin-k1 878 50 8ms 8 Sep 2021 693rd nwellnhof 🇩🇪 878 50 14ms 26 Dec 2021 693rd Lydxn 🇨🇦 878 50 32ms 25 May 2022 693rd saito-ta 🇯🇵 878 50 17ms 27 May 2022 699th sean-niemann 🇺🇸 877 88 384ms 6 Aug 2024 700th snoozingnewt 🇨🇦 877 95 356ms 10 days ago 701st primo-ppcg 🇹🇭 877 116 275ms 21 Apr 2020 701st kkoenig 877 116 259ms 5 Jan 2024 703rd KatieLG-Transpiler 🇬🇧 877 149 10ms 24 Jun 2022 704th primo-ppcg 🇹🇭 875 53 239ms 19 Oct 2020 704th MeWhenI 🇻🇦 875 53 263ms 15 Feb 2023 706th alo-gin 874 54 33ms 19 Oct 2018 706th hrrs01 874 54 104ms 14 Apr 2020 706th jared-hughes 874 54 31ms 9 Sep 2022 706th ovs-code 🇩🇪 874 54 41ms 9 May 2023 710th hemphen 874 84 342ms 28 Aug 2022 711th DialFrost 🇸🇬 874 148 461ms 12 Jan 2025 711th emgordon154 874 148 465ms 12 Jan 2025 711th Shanethegamer 🇺🇸 874 148 445ms 13 Jan 2025 711th KatieLG 🇬🇧 874 148 461ms 13 Jan 2025 711th HumanoidCPU 874 148 462ms 13 Jan 2025 711th dokutan 874 148 458ms 13 Jan 2025 711th GolfingSuccess 🇬🇷 874 148 462ms 18 Jan 2025 711th ovs-code 🇩🇪 874 148 451ms 24 Jan 2025 711th CaedenHarper 🇨🇦 874 148 474ms 25 Jan 2025 711th MeWhenI 🇻🇦 874 148 470ms 9 Feb 2025 711th pardouin 🇫🇷 874 148 510ms 25 Feb 2025 711th albanian-laundromat 874 148 416ms 25 Jul 2025 711th snoozingnewt 🇨🇦 874 148 391ms 41 hours ago 724th primo-ppcg 🇹🇭 873 77 1ms 13 Jul 2021 725th nwellnhof 🇩🇪 873 99 52ms 3 Jan 2022 725th Alex-x90 🇺🇸 873 99 53ms 20 Sep 2022 725th Steffan153 🇫🇮 873 99 51ms 28 Jan 2023 725th ovs-code 🇩🇪 873 99 51ms 3 Jun 2024 725th roupiq 🇵🇱 873 99 52ms 8 Jun 2024 725th Herbert00709 🇵🇱 873 99 53ms 8 Jun 2024 725th sean-niemann 🇺🇸 873 99 52ms 6 Aug 2024 732nd edsrzf 🇳🇿 872 95 1ms 5 Mar 2025 733rd AdrienHache 🇫🇷 870 82 2ms 7 Jan 2024 733rd pardouin 🇫🇷 870 82 2ms 8 Oct 2024 733rd LostSyntax21 🇬🇧 870 82 1ms 8 Jan 2025 733rd TeodorDyakov 🇧🇬 870 82 2ms 5 Mar 2025 737th msbranicky 870 117 266ms 8 Sep 2023 738th primo-ppcg 🇹🇭 869 69 9ms 27 Nov 2019 738th jakzo 869 69 14ms 5 Sep 2021 738th Shanethegamer 🇺🇸 869 69 10ms 25 Apr 2023 741st dcgjb 868 57 206ms 6 May 2024 742nd ArmaanAS 868 70 9ms 8 Mar 2021 742nd Hebelub 868 70 9ms 5 Jan 2024 742nd Dataen 868 70 9ms 5 Jan 2024 742nd dokutan 868 70 9ms 23 Jan 2024 746th duckyluuk 🇳🇱 867 70 2,806ms 26 Oct 2024 747th snoozingnewt 🇨🇦 867 89 375ms 10 days ago 748th lynn 866 34 38ms 13 Apr 2021 748th jared-hughes 866 34 33ms 30 Sep 2021 748th Natanaelel 🇸🇪 866 34 41ms 28 Nov 2023 First Prev 676–750 of 3,138 Next Last