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 561st Shanethegamer 🇺🇸 899 78 105ms 7 Nov 2025 561st emgordon154 899 78 113ms 27 Nov 2025 561st GolfingSuccess 🇬🇷 899 78 101ms 28 Nov 2025 561st edsrzf 🇳🇿 899 78 122ms 28 Nov 2025 561st DialFrost 🇸🇬 899 78 101ms 28 Nov 2025 561st snoozingnewt 🇨🇦 899 78 103ms 30 Nov 2025 561st sean-niemann 🇺🇸 899 78 118ms 7 Dec 2025 561st Steffan153 🇫🇮 899 78 104ms 27 Feb 2026 569th GrayJoKing 🇦🇺 897 68 6ms 26 Feb 2026 569th Steffan153 🇫🇮 897 68 6ms 26 Feb 2026 571st thospel 896 42 160ms 25 Jun 2018 571st Lydxn 🇨🇦 896 42 167ms 21 Feb 2023 573rd MeWhenI 🇻🇦 896 93 1ms 18 May 2022 574th ETHproductions 🇺🇸 895 67 12ms 14 Apr 2018 575th DaDerpDuck 895 75 1ms 24 Jan 2021 576th DialFrost 🇸🇬 894 68 2,244ms 25 Dec 2024 576th GolfingSuccess 🇬🇷 894 68 4ms 11 Sep 2025 576th albanian-laundromat 🇺🇸 894 68 4ms 6 Mar 2026 579th marcin7Cd 894 85 6ms 15 Feb 2021 579th primo-ppcg 🇹🇭 894 85 5ms 1 Mar 2021 579th CLOStrophobic 🇮🇹 894 85 5ms 14 Feb 2025 582nd primo-ppcg 🇹🇭 894 91 128ms 14 Jan 2022 583rd pardouin 🇫🇷 894 114 347ms 24 Aug 2024 583rd DialFrost 🇸🇬 894 114 333ms 26 Dec 2024 583rd snoozingnewt 🇨🇦 894 114 337ms 29 Nov 2025 586th lifthrasiir 🇰🇷 893 28 3ms 29 Nov 2024 587th Constructor7 893 68 10ms 24 Feb 2018 587th GolfingSuccess 🇬🇷 893 68 14ms 26 Mar 2018 587th kmaork 🇮🇱 893 68 10ms 18 Apr 2018 587th edre 893 68 10ms 30 Apr 2018 587th j55d 893 68 10ms 19 Sep 2018 587th daedals 893 68 10ms 16 Apr 2019 587th villfa 893 68 9ms 20 May 2019 587th TFeld00 🇩🇰 893 68 10ms 31 May 2019 587th marcin7Cd 893 68 11ms 27 Aug 2019 587th xorraxrax 893 68 10ms 19 Oct 2019 587th jiaminglimjm 🇲🇾 893 68 10ms 12 Dec 2019 587th SirBogman 🇺🇸 893 68 10ms 4 Jan 2020 587th thisishowmymindworks 🇳🇴 893 68 10ms 22 Jul 2020 587th ToriTheChicken 893 68 9ms 23 Jul 2020 587th ydevor 🇮🇱 893 68 11ms 26 Nov 2020 587th anter69 🇭🇺 893 68 10ms 14 Jan 2021 587th HETHAT 🇩🇿 893 68 10ms 31 Jan 2021 587th vezzick 893 68 9ms 7 Mar 2021 587th Indivicivet 893 68 11ms 26 Mar 2021 587th emplv 🇱🇻 893 68 10ms 31 Aug 2021 587th MichaelMBradley 🇨🇦 893 68 10ms 11 Jun 2022 587th janbehrens 🇩🇪 893 68 10ms 4 Jul 2022 587th betaveros 893 68 10ms 9 Aug 2022 587th 5quiwyrm 893 68 10ms 20 Aug 2022 587th PowerR0 893 68 10ms 25 Aug 2022 587th ItsMeNoobieboy 893 68 11ms 21 Dec 2022 587th scpchicken 🇵🇼 893 68 10ms 28 Jan 2023 587th CheeseCake628 🇳🇴 893 68 17ms 16 Feb 2023 587th Just4FunCoder 893 68 12ms 22 Mar 2023 587th fourth-bit 893 68 10ms 11 Jul 2023 587th RYNO8 893 68 11ms 22 Aug 2023 587th Yewzir 🇧🇪 893 68 10ms 6 Oct 2023 587th keelimeguy 🇺🇸 893 68 16ms 19 Oct 2023 587th 1231234md5 🇨🇳 893 68 10ms 13 Dec 2023 587th stackofbears 893 68 10ms 27 Dec 2023 587th CutSandstone 893 68 10ms 5 Jul 2024 587th Bulmenisaurus 893 68 10ms 17 Jul 2024 587th codingisgreatbutiamnot 893 68 20ms 12 Aug 2024 587th Troon 893 68 9ms 11 Feb 2025 587th plcc0 893 68 10ms 20 Feb 2025 587th albanian-laundromat 🇺🇸 893 68 11ms 30 Jun 2025 587th SanderRuud 893 68 11ms 13 Jul 2025 587th qpwoeirut 893 68 9ms 1 Oct 2025 587th countlpaul-dotcom 893 68 11ms 19 Oct 2025 587th SectorCorruptor 893 68 11ms 8 Feb 2026 632nd prplz 🇦🇺 893 80 1ms 20 Oct 2020 632nd primo-ppcg 🇹🇭 893 80 1ms 21 Oct 2020 632nd emgordon154 893 80 1ms 22 Dec 2021 632nd GrayJoKing 🇦🇺 893 80 1ms 13 Mar 2022 632nd jared-hughes 893 80 1ms 30 Mar 2022 632nd janbehrens 🇩🇪 893 80 2ms 26 Nov 2023 632nd Herbert00709 🇵🇱 893 80 2ms 8 Jun 2024 632nd roupiq 🇵🇱 893 80 1ms 9 Jun 2024 632nd dokutan 893 80 2ms 27 days ago First Prev 561–640 of 3,245 Next Last
