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 Dragon Curve 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 Dragon Curve 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 36th edsrzf 🇳🇿 980 62 10ms 15 Sep 2025 36th CornerMercury 🇬🇧 980 62 10ms 7 Oct 2025 36th ndren 980 62 10ms 7 Oct 2025 36th blaztoma 🇱🇹 980 62 10ms 16 Nov 2025 36th Emutis 🇱🇹 980 62 10ms 16 Nov 2025 36th HPWiz 🇳🇿 980 62 11ms 26 Nov 2025 36th snoozingnewt 🇨🇦 980 62 11ms 28 Nov 2025 36th sunleonid 980 62 11ms 4 Dec 2025 36th CaedenHarper 🇨🇦 980 62 10ms 4 Dec 2025 36th ryyyn 🇺🇸 980 62 10ms 4 Dec 2025 36th bizy-coder 980 62 11ms 5 Dec 2025 36th KasperKivimaeki 🇫🇮 980 62 10ms 8 Dec 2025 36th Flekay 🇩🇪 980 62 10ms 12 Feb 2026 36th dokutan 980 62 11ms 17 Feb 2026 36th FoxInTheClouds 980 62 11ms 19 Feb 2026 36th aksyristos 980 62 10ms 27 days ago 36th jusaka 980 62 10ms 23 days ago 36th vang1ong7ang 980 62 10ms 17 days ago 36th scpchicken 🇵🇼 980 62 10ms 7 days ago 100th JayXon 🇺🇸 968 62 11ms 26 Jan 2021 100th emplv 🇱🇻 968 62 11ms 15 Dec 2021 100th Lydxn 🇨🇦 968 62 11ms 12 Apr 2022 100th Steffan153 🇫🇮 968 62 11ms 28 Jan 2023 100th nwellnhof 🇩🇪 968 62 13ms 3 Mar 2023 100th sean-niemann 🇺🇸 968 62 10ms 22 Feb 2024 100th rucin93 🇵🇱 968 62 12ms 19 Apr 2024 100th vlpx 🇫🇮 968 62 12ms 18 Jun 2024 100th lukegustafson 🇺🇸 968 62 10ms 6 Sep 2024 109th GrayJoKing 🇦🇺 965 39 153ms 17 Oct 2020 109th Natanaelel 🇸🇪 965 39 160ms 26 Mar 2026 111th sisyphus-ppcg 🇦🇺 963 49 35ms 6 Nov 2020 111th prplz 🇦🇺 963 49 38ms 6 Nov 2020 111th primo-ppcg 🇹🇭 963 49 37ms 15 Nov 2020 111th JayXon 🇺🇸 963 49 39ms 20 Feb 2021 111th GrayJoKing 🇦🇺 963 49 37ms 24 Mar 2021 111th Lydxn 🇨🇦 963 49 37ms 24 Mar 2021 111th nwellnhof 🇩🇪 963 49 38ms 6 Nov 2021 111th MeWhenI 🇻🇦 963 49 36ms 16 Feb 2022 111th stefangimmillaro 963 49 36ms 16 Feb 2022 111th radarek 🇵🇱 963 49 38ms 10 Mar 2022 111th lynn 963 49 36ms 25 May 2022 111th Steffan153 🇫🇮 963 49 38ms 28 Jan 2023 111th m-tkach 🇺🇦 963 49 36ms 23 Feb 2023 111th xsot 🇸🇬 963 49 38ms 14 Oct 2023 111th emgordon154 963 49 37ms 5 Aug 2024 111th sean-niemann 🇺🇸 963 49 39ms 9 Aug 2024 111th pardouin 🇫🇷 963 49 35ms 29 Sep 2024 111th DialFrost 🇸🇬 963 49 38ms 26 Dec 2024 111th snoozingnewt 🇨🇦 963 49 34ms 29 Nov 2025 111th blaztoma 🇱🇹 963 49 37ms 12 days ago 131st pardouin 🇫🇷 962 26 3ms 14 Apr 2025 132nd sean-niemann 🇺🇸 959 27 46ms 22 Jul 2022 132nd lynn 959 27 44ms 22 Jul 2022 132nd MeWhenI 🇻🇦 959 27 47ms 23 Jul 2022 132nd sisyphus-ppcg 🇦🇺 959 27 44ms 24 Jul 2022 132nd jared-hughes 959 27 43ms 29 Jul 2022 132nd primo-ppcg 🇹🇭 959 27 45ms 30 Sep 2022 132nd DaCuteRaccoon 959 27 42ms 30 Nov 2022 132nd AlephSquirrel 959 27 44ms 30 Dec 2022 132nd DialFrost 🇸🇬 959 27 42ms 28 Jan 2023 132nd CornerMercury 🇬🇧 959 27 43ms 24 Aug 2023 132nd ovs-code 🇩🇪 959 27 173ms 2 Feb 2024 132nd snoozingnewt 🇨🇦 959 27 45ms 1 Sep 2024 132nd pardouin 🇫🇷 959 27 44ms 21 Sep 2024 132nd LostSyntax21 🇬🇧 959 27 45ms 8 Jan 2025 132nd edsrzf 🇳🇿 959 27 45ms 9 Mar 2025 132nd CaedenHarper 🇨🇦 959 27 51ms 14 Jul 2025 132nd fuzzylojik-golf 🇺🇸 959 27 45ms 9 Sep 2025 149th sisyphus-ppcg 🇦🇺 956 46 12ms 21 Dec 2023 150th janbehrens 🇩🇪 953 52 255ms 26 Nov 2023 150th Lydxn 🇨🇦 953 52 240ms 7 Jan 2024 150th bitsandbeyond 🇳🇱 953 52 250ms 13 Jul 2024 153rd dmrichwa 🇺🇸 952 63 10ms 28 Jan 2023 153rd targrik 952 63 11ms 19 Feb 2025 155th saito-ta 🇯🇵 952 75 6ms 22 Jun 2022 155th Lydxn 🇨🇦 952 75 6ms 13 May 2023 155th rhdqor213 952 75 2ms 29 Jul 2024 155th KasperKivimaeki 🇫🇮 952 75 2ms 8 Nov 2025 159th Lydxn 🇨🇦 947 49 525ms 19 Nov 2021 159th rustyflamingo 947 49 540ms 22 Sep 2022 First Prev 81–160 of 3,333 Next Last