Happy Numbers (Long) 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 636th badboj40 833 84 387ms 12 Feb 2023 636th firegene 🇮🇪 833 84 21ms 22 Dec 2023 636th moustave 833 84 174ms 26 Nov 2024 636th SectorCorruptor 833 84 297ms 22 days ago 636th flekAI 833 84 282ms 3 days ago 646th prplz 🇦🇺 833 103 124ms 18 Dec 2021 646th dokutan 833 103 87ms 6 Nov 2025 648th h3ra993huskp 🇯🇵 833 113 450ms 30 Nov 2025 649th edsrzf 🇳🇿 833 118 28ms 9 Feb 2026 650th Shanethegamer 🇺🇸 833 120 119ms 13 Jan 2022 650th MeWhenI 🇻🇦 833 120 124ms 9 May 2023 650th emgordon154 833 120 120ms 14 Mar 2025 653rd ovs-code 🇩🇪 833 166 1,426ms 29 Mar 2025 653rd emgordon154 833 166 1,427ms 21 May 2025 655th Shanethegamer 🇺🇸 832 114 57ms 18 Dec 2022 655th Yewzir 🇧🇪 832 114 58ms 14 Jan 2024 657th Steffan153 🇫🇮 830 119 109ms 28 Feb 2026 658th albanian-laundromat 🇺🇸 829 96 185ms 13 Nov 2025 659th inventshah 828 60 1,340ms 29 Sep 2023 659th emgordon154 828 60 1,286ms 18 Nov 2024 661st m42km 828 81 681ms 4 Feb 2024 661st Babafaba 828 81 738ms 3 Nov 2025 663rd Shanethegamer 🇺🇸 827 88 2ms 19 Nov 2025 663rd DialFrost 🇸🇬 827 88 2ms 15 Dec 2025 665th IanUtley 827 92 3,003ms 24 Oct 2023 666th inventshah 827 98 538ms 10 Sep 2022 666th MeWhenI 🇻🇦 827 98 12ms 16 Aug 2023 668th sean-niemann 🇺🇸 827 106 39ms 21 Apr 2023 669th m-tkach 🇺🇦 827 143 25ms 7 Apr 2022 669th primo-ppcg 🇹🇭 827 143 25ms 25 Jun 2022 671st flekAI 827 144 283ms 3 days ago 672nd andersk 🇺🇸 826 121 133ms 31 Oct 2022 673rd Waffle3z 824 58 92ms 19 Sep 2021 673rd emgordon154 824 58 38ms 12 Dec 2021 673rd jbbarth 🇫🇷 824 58 40ms 5 Nov 2022 676th neihousaigaai 824 72 11ms 2 Oct 2021 676th stefangimmillaro 824 72 16ms 29 Sep 2023 676th two-bad 🇬🇧 824 72 16ms 25 Feb 2024 679th sean-niemann 🇺🇸 824 86 2,513ms 30 Oct 2024 680th MeWhenI 🇻🇦 823 53 147ms 19 Sep 2021 680th GrayJoKing 🇦🇺 823 53 78ms 20 Sep 2021 680th sean-niemann 🇺🇸 823 53 144ms 20 Sep 2021 680th scpchicken 🇵🇼 823 53 143ms 19 Dec 2022 680th Steffan153 🇫🇮 823 53 145ms 27 Jan 2023 680th DialFrost 🇸🇬 823 53 146ms 28 Jan 2023 680th snoozingnewt 🇨🇦 823 53 148ms 1 Sep 2024 680th fuzzylojik-golf 🇻🇦 823 53 98ms 15 Sep 2025 680th blaztoma 🇱🇹 823 53 143ms 23 Nov 2025 689th Fishron 823 85 258ms 21 Oct 2021 689th aposteriorist 🇨🇦 823 85 21ms 6 Feb 2022 689th TFeld00 🇩🇰 823 85 366ms 22 Apr 2022 689th Ailko 🇧🇪 823 85 77ms 5 May 2022 689th tkr-sh 🇰🇵 823 85 22ms 17 May 2022 689th 051 🇸🇬 823 85 23ms 19 Aug 2022 689th trist224 🇫🇷 823 85 76ms 18 Oct 2022 689th Ripick 823 85 21ms 1 Feb 2023 689th jmerle 🇳🇱 823 85 308ms 16 Feb 2023 689th fkantelberg 823 85 21ms 7 Aug 2023 689th minhtrancccp 823 85 84ms 1 Nov 2023 689th wen1now 823 85 21ms 6 Nov 2023 689th elgan65536 🇺🇸 823 85 21ms 28 Nov 2023 689th stertooy 🇧🇪 823 85 21ms 14 Jun 2024 689th FranklinJiaChen 823 85 199ms 5 Aug 2024 689th keelimeguy 🇺🇸 823 85 238ms 17 May 2025 689th KasperKivimaeki 🇫🇮 823 85 21ms 2 Jul 2025 689th albanian-laundromat 🇺🇸 823 85 21ms 20 Nov 2025 689th Lv0Sys 🇵🇱 823 85 21ms 5 Dec 2025 689th Andrey2001 823 85 20ms 14 days ago 709th Shanethegamer 🇺🇸 823 168 1,516ms 27 Mar 2025 710th AdrienHache 🇫🇷 821 94 403ms 2 Jun 2023 711th jared-hughes 820 83 126ms 11 Sep 2023 712th Shanethegamer 🇺🇸 819 101 436ms 13 Apr 2023 712th emgordon154 819 101 467ms 26 May 2025 714th Yewzir 🇧🇪 819 107 39ms 14 Jan 2024 715th m-tkach 🇺🇦 819 120 27ms 18 Dec 2023 716th Mabeloid 🇳🇴 819 122 128ms 31 Oct 2025 716th CaedenHarper 🇨🇦 819 122 123ms 1 Dec 2025 716th elgan65536 🇺🇸 819 122 119ms 7 Feb 2026 719th snyderek 🇺🇸 818 116 65ms 6 Oct 2024 720th Shanethegamer 🇺🇸 817 100 125ms 19 Sep 2021 First Prev 641–720 of 2,195 Next Last