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 558th edsrzf 🇳🇿 899 78 132ms 28 Nov 2025 558th DialFrost 🇸🇬 899 78 101ms 28 Nov 2025 558th snoozingnewt 🇨🇦 899 78 103ms 30 Nov 2025 558th sean-niemann 🇺🇸 899 78 118ms 7 Dec 2025 558th Steffan153 🇫🇮 899 78 113ms 27 Feb 2026 566th GrayJoKing 🇦🇺 897 68 6ms 26 Feb 2026 566th Steffan153 🇫🇮 897 68 6ms 26 Feb 2026 568th thospel 896 42 193ms 25 Jun 2018 568th Lydxn 🇨🇦 896 42 170ms 21 Feb 2023 570th MeWhenI 🇻🇦 896 93 1ms 18 May 2022 571st ETHproductions 🇺🇸 895 67 10ms 14 Apr 2018 572nd DaDerpDuck 895 75 1ms 24 Jan 2021 573rd DialFrost 🇸🇬 894 68 2,473ms 25 Dec 2024 573rd GolfingSuccess 🇬🇷 894 68 4ms 11 Sep 2025 573rd albanian-laundromat 894 68 4ms 27 days ago 576th marcin7Cd 894 85 5ms 15 Feb 2021 576th primo-ppcg 🇹🇭 894 85 5ms 1 Mar 2021 576th CLOStrophobic 🇮🇹 894 85 5ms 14 Feb 2025 579th primo-ppcg 🇹🇭 894 91 128ms 14 Jan 2022 580th lifthrasiir 🇰🇷 893 28 3ms 29 Nov 2024 581st Constructor7 893 68 10ms 24 Feb 2018 581st GolfingSuccess 🇬🇷 893 68 9ms 26 Mar 2018 581st kmaork 🇮🇱 893 68 9ms 18 Apr 2018 581st edre 893 68 9ms 30 Apr 2018 581st j55d 893 68 9ms 19 Sep 2018 581st daedals 893 68 9ms 16 Apr 2019 581st villfa 893 68 9ms 20 May 2019 581st TFeld00 🇩🇰 893 68 9ms 31 May 2019 581st marcin7Cd 893 68 10ms 27 Aug 2019 581st xorraxrax 893 68 9ms 19 Oct 2019 581st jiaminglimjm 🇲🇾 893 68 9ms 12 Dec 2019 581st SirBogman 🇺🇸 893 68 10ms 4 Jan 2020 581st thisishowmymindworks 🇳🇴 893 68 9ms 22 Jul 2020 581st ToriTheChicken 893 68 9ms 23 Jul 2020 581st ydevor 🇮🇱 893 68 10ms 26 Nov 2020 581st anter69 🇭🇺 893 68 10ms 14 Jan 2021 581st HETHAT 🇩🇿 893 68 10ms 31 Jan 2021 581st vezzick 893 68 9ms 7 Mar 2021 581st Indivicivet 893 68 9ms 26 Mar 2021 581st emplv 🇱🇻 893 68 9ms 31 Aug 2021 581st MichaelMBradley 🇨🇦 893 68 10ms 11 Jun 2022 581st janbehrens 🇩🇪 893 68 10ms 4 Jul 2022 581st betaveros 893 68 9ms 9 Aug 2022 581st 5quiwyrm 893 68 10ms 20 Aug 2022 581st PowerR0 893 68 9ms 25 Aug 2022 581st ItsMeNoobieboy 893 68 9ms 21 Dec 2022 581st scpchicken 🇵🇼 893 68 9ms 28 Jan 2023 581st CheeseCake628 🇳🇴 893 68 16ms 16 Feb 2023 581st Just4FunCoder 893 68 10ms 22 Mar 2023 581st fourth-bit 893 68 9ms 11 Jul 2023 581st RYNO8 893 68 9ms 22 Aug 2023 581st Yewzir 🇧🇪 893 68 9ms 6 Oct 2023 581st keelimeguy 🇺🇸 893 68 17ms 19 Oct 2023 581st 1231234md5 🇨🇳 893 68 10ms 13 Dec 2023 581st stackofbears 893 68 9ms 27 Dec 2023 581st CutSandstone 893 68 10ms 5 Jul 2024 581st Bulmenisaurus 893 68 9ms 17 Jul 2024 581st codingisgreatbutiamnot 893 68 16ms 12 Aug 2024 581st Troon 893 68 10ms 11 Feb 2025 581st plcc0 893 68 11ms 20 Feb 2025 581st albanian-laundromat 893 68 9ms 30 Jun 2025 581st SanderRuud 893 68 9ms 13 Jul 2025 581st qpwoeirut 893 68 10ms 1 Oct 2025 581st countlpaul-dotcom 893 68 9ms 19 Oct 2025 581st SectorCorruptor 893 68 10ms 8 Feb 2026 626th edsrzf 🇳🇿 893 90 39ms 21 Dec 2025 627th MeWhenI 🇻🇦 893 92 24ms 13 Jul 2021 628th pardouin 🇫🇷 893 114 284ms 24 Aug 2024 628th DialFrost 🇸🇬 893 114 281ms 26 Dec 2024 628th snoozingnewt 🇨🇦 893 114 281ms 29 Nov 2025 631st stackofbears 892 33 34ms 14 Mar 2025 632nd GrayJoKing 🇦🇺 892 72 36ms 14 Jun 2022 632nd primo-ppcg 🇹🇭 892 72 36ms 21 Jun 2022 632nd 386asm 🇺🇸 892 72 37ms 4 May 2023 635th prplz 🇦🇺 892 80 1ms 20 Oct 2020 635th primo-ppcg 🇹🇭 892 80 1ms 21 Oct 2020 635th emgordon154 892 80 1ms 22 Dec 2021 635th GrayJoKing 🇦🇺 892 80 1ms 13 Mar 2022 635th jared-hughes 892 80 1ms 30 Mar 2022 635th janbehrens 🇩🇪 892 80 2ms 26 Nov 2023 First Prev 561–640 of 3,228 Next Last
