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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 34th ndren 980 62 10ms 7 Oct 2025 34th blaztoma 🇱🇹 980 62 10ms 16 Nov 2025 34th Emutis 🇱🇹 980 62 10ms 16 Nov 2025 34th HPWiz 🇳🇿 980 62 11ms 26 Nov 2025 34th snoozingnewt 🇨🇦 980 62 11ms 28 Nov 2025 34th sunleonid 980 62 11ms 4 Dec 2025 34th CaedenHarper 🇨🇦 980 62 10ms 4 Dec 2025 34th ryyyn 🇺🇸 980 62 10ms 4 Dec 2025 34th bizy-coder 980 62 11ms 5 Dec 2025 34th KasperKivimaeki 🇫🇮 980 62 10ms 8 Dec 2025 34th Flekay 🇩🇪 980 62 10ms 12 Feb 2026 34th dokutan 980 62 11ms 17 Feb 2026 34th FoxInTheClouds 980 62 11ms 19 Feb 2026 34th aksyristos 980 62 10ms 12 days ago 34th jusaka 980 62 11ms 8 days ago 34th vang1ong7ang 980 62 10ms 2 days ago 97th JayXon 🇺🇸 968 62 10ms 26 Jan 2021 97th emplv 🇱🇻 968 62 12ms 15 Dec 2021 97th Lydxn 🇨🇦 968 62 10ms 12 Apr 2022 97th Steffan153 🇫🇮 968 62 11ms 28 Jan 2023 97th nwellnhof 🇩🇪 968 62 11ms 3 Mar 2023 97th sean-niemann 🇺🇸 968 62 10ms 22 Feb 2024 97th rucin93 🇵🇱 968 62 11ms 19 Apr 2024 97th vlpx 🇫🇮 968 62 12ms 18 Jun 2024 97th lukegustafson 🇺🇸 968 62 14ms 6 Sep 2024 106th GrayJoKing 🇦🇺 965 39 153ms 17 Oct 2020 106th Natanaelel 🇸🇪 965 39 160ms 15 days ago 108th sisyphus-ppcg 🇦🇺 963 49 36ms 6 Nov 2020 108th prplz 🇦🇺 963 49 39ms 6 Nov 2020 108th primo-ppcg 🇹🇭 963 49 39ms 15 Nov 2020 108th JayXon 🇺🇸 963 49 36ms 20 Feb 2021 108th GrayJoKing 🇦🇺 963 49 38ms 24 Mar 2021 108th Lydxn 🇨🇦 963 49 33ms 24 Mar 2021 108th nwellnhof 🇩🇪 963 49 33ms 6 Nov 2021 108th MeWhenI 🇻🇦 963 49 37ms 16 Feb 2022 108th stefangimmillaro 963 49 34ms 16 Feb 2022 108th radarek 🇵🇱 963 49 36ms 10 Mar 2022 108th lynn 963 49 35ms 25 May 2022 108th Steffan153 🇫🇮 963 49 34ms 28 Jan 2023 108th m-tkach 🇺🇦 963 49 37ms 23 Feb 2023 108th xsot 🇸🇬 963 49 34ms 14 Oct 2023 108th emgordon154 963 49 36ms 5 Aug 2024 108th sean-niemann 🇺🇸 963 49 36ms 9 Aug 2024 108th pardouin 🇫🇷 963 49 36ms 29 Sep 2024 108th DialFrost 🇸🇬 963 49 35ms 26 Dec 2024 108th snoozingnewt 🇨🇦 963 49 38ms 29 Nov 2025 127th pardouin 🇫🇷 962 26 3ms 14 Apr 2025 128th sean-niemann 🇺🇸 959 27 46ms 22 Jul 2022 128th lynn 959 27 45ms 22 Jul 2022 128th MeWhenI 🇻🇦 959 27 46ms 23 Jul 2022 128th sisyphus-ppcg 🇦🇺 959 27 44ms 24 Jul 2022 128th jared-hughes 959 27 43ms 29 Jul 2022 128th primo-ppcg 🇹🇭 959 27 43ms 30 Sep 2022 128th DaCuteRaccoon 959 27 43ms 30 Nov 2022 128th AlephSquirrel 959 27 45ms 30 Dec 2022 128th DialFrost 🇸🇬 959 27 43ms 28 Jan 2023 128th CornerMercury 🇬🇧 959 27 43ms 24 Aug 2023 128th ovs-code 🇩🇪 959 27 168ms 2 Feb 2024 128th snoozingnewt 🇨🇦 959 27 43ms 1 Sep 2024 128th pardouin 🇫🇷 959 27 43ms 21 Sep 2024 128th LostSyntax21 🇬🇧 959 27 44ms 8 Jan 2025 128th edsrzf 🇳🇿 959 27 45ms 9 Mar 2025 128th CaedenHarper 🇨🇦 959 27 42ms 14 Jul 2025 128th fuzzylojik-golf 🇺🇸 959 27 43ms 9 Sep 2025 145th sisyphus-ppcg 🇦🇺 956 46 12ms 21 Dec 2023 146th janbehrens 🇩🇪 953 52 202ms 26 Nov 2023 146th Lydxn 🇨🇦 953 52 206ms 7 Jan 2024 146th bitsandbeyond 🇳🇱 953 52 212ms 13 Jul 2024 149th dmrichwa 🇺🇸 952 63 13ms 28 Jan 2023 149th targrik 952 63 10ms 19 Feb 2025 151st saito-ta 🇯🇵 952 75 6ms 22 Jun 2022 151st Lydxn 🇨🇦 952 75 6ms 13 May 2023 151st rhdqor213 952 75 2ms 29 Jul 2024 151st KasperKivimaeki 🇫🇮 952 75 2ms 8 Nov 2025 155th Lydxn 🇨🇦 947 49 511ms 19 Nov 2021 155th rustyflamingo 947 49 530ms 22 Sep 2022 155th antimon2 🇯🇵 947 49 530ms 15 Oct 2022 155th JayXon 🇺🇸 947 49 514ms 3 Dec 2022 155th alemelis 947 49 502ms 1 Mar 2023 155th HPWiz 🇳🇿 947 49 514ms 9 Mar 2023 First Prev 81–160 of 3,297 Next Last