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 639th fredrik-bakke 🇳🇴 833 84 300ms 2 Oct 2022 639th jakobkordez 🇸🇮 833 84 22ms 30 Oct 2022 639th thehylian 833 84 21ms 2 Jan 2023 639th badboj40 833 84 387ms 12 Feb 2023 639th firegene 🇮🇪 833 84 21ms 22 Dec 2023 639th moustave 833 84 174ms 26 Nov 2024 639th SectorCorruptor 833 84 297ms 26 days ago 639th flekAI 833 84 282ms 7 days ago 649th prplz 🇦🇺 833 103 139ms 18 Dec 2021 649th dokutan 833 103 88ms 6 Nov 2025 651st h3ra993huskp 🇯🇵 833 113 450ms 30 Nov 2025 652nd edsrzf 🇳🇿 833 118 28ms 9 Feb 2026 653rd Shanethegamer 🇺🇸 833 120 135ms 13 Jan 2022 653rd MeWhenI 🇻🇦 833 120 128ms 9 May 2023 653rd emgordon154 833 120 133ms 14 Mar 2025 656th ovs-code 🇩🇪 833 166 1,438ms 29 Mar 2025 656th emgordon154 833 166 1,406ms 21 May 2025 658th Shanethegamer 🇺🇸 832 114 57ms 18 Dec 2022 658th Yewzir 🇧🇪 832 114 58ms 14 Jan 2024 660th jared-hughes 832 184 1,675ms 41 hours ago 661st Steffan153 🇫🇮 830 119 109ms 28 Feb 2026 662nd albanian-laundromat 🇺🇸 829 96 185ms 13 Nov 2025 663rd inventshah 828 60 1,577ms 29 Sep 2023 663rd emgordon154 828 60 1,423ms 18 Nov 2024 665th m42km 828 81 681ms 4 Feb 2024 665th Babafaba 828 81 738ms 3 Nov 2025 667th Shanethegamer 🇺🇸 827 88 2ms 19 Nov 2025 667th DialFrost 🇸🇬 827 88 2ms 15 Dec 2025 669th IanUtley 827 92 3,003ms 24 Oct 2023 670th inventshah 827 98 538ms 10 Sep 2022 670th MeWhenI 🇻🇦 827 98 12ms 16 Aug 2023 672nd sean-niemann 🇺🇸 827 106 39ms 21 Apr 2023 673rd m-tkach 🇺🇦 827 143 25ms 7 Apr 2022 673rd primo-ppcg 🇹🇭 827 143 25ms 25 Jun 2022 675th flekAI 827 144 283ms 7 days ago 676th andersk 🇺🇸 826 121 133ms 31 Oct 2022 677th Waffle3z 824 58 92ms 19 Sep 2021 677th emgordon154 824 58 38ms 12 Dec 2021 677th jbbarth 🇫🇷 824 58 40ms 5 Nov 2022 680th neihousaigaai 824 72 12ms 2 Oct 2021 680th stefangimmillaro 824 72 18ms 29 Sep 2023 680th two-bad 🇬🇧 824 72 16ms 25 Feb 2024 683rd sean-niemann 🇺🇸 824 86 2,513ms 30 Oct 2024 684th MeWhenI 🇻🇦 823 53 147ms 19 Sep 2021 684th GrayJoKing 🇦🇺 823 53 78ms 20 Sep 2021 684th sean-niemann 🇺🇸 823 53 144ms 20 Sep 2021 684th scpchicken 🇵🇼 823 53 143ms 19 Dec 2022 684th Steffan153 🇫🇮 823 53 145ms 27 Jan 2023 684th DialFrost 🇸🇬 823 53 146ms 28 Jan 2023 684th snoozingnewt 🇨🇦 823 53 148ms 1 Sep 2024 684th fuzzylojik-golf 🇺🇸 823 53 98ms 15 Sep 2025 684th blaztoma 🇱🇹 823 53 143ms 23 Nov 2025 693rd Fishron 823 85 258ms 21 Oct 2021 693rd aposteriorist 🇨🇦 823 85 21ms 6 Feb 2022 693rd TFeld00 🇩🇰 823 85 366ms 22 Apr 2022 693rd Ailko 🇧🇪 823 85 77ms 5 May 2022 693rd tkr-sh 🇰🇵 823 85 22ms 17 May 2022 693rd 051 🇸🇬 823 85 23ms 19 Aug 2022 693rd trist224 🇫🇷 823 85 76ms 18 Oct 2022 693rd Ripick 823 85 21ms 1 Feb 2023 693rd jmerle 🇳🇱 823 85 308ms 16 Feb 2023 693rd fkantelberg 823 85 21ms 7 Aug 2023 693rd minhtrancccp 823 85 84ms 1 Nov 2023 693rd wen1now 823 85 21ms 6 Nov 2023 693rd elgan65536 🇺🇸 823 85 21ms 28 Nov 2023 693rd stertooy 🇧🇪 823 85 21ms 14 Jun 2024 693rd FranklinJiaChen 823 85 199ms 5 Aug 2024 693rd keelimeguy 🇺🇸 823 85 238ms 17 May 2025 693rd KasperKivimaeki 🇫🇮 823 85 21ms 2 Jul 2025 693rd albanian-laundromat 🇺🇸 823 85 21ms 20 Nov 2025 693rd Lv0Sys 🇵🇱 823 85 21ms 5 Dec 2025 693rd Andrey2001 823 85 20ms 18 days ago 713th Shanethegamer 🇺🇸 823 168 1,477ms 27 Mar 2025 714th AdrienHache 🇫🇷 821 94 466ms 2 Jun 2023 715th jared-hughes 820 83 126ms 11 Sep 2023 716th Shanethegamer 🇺🇸 819 101 436ms 13 Apr 2023 716th emgordon154 819 101 467ms 26 May 2025 718th Yewzir 🇧🇪 819 107 39ms 14 Jan 2024 719th m-tkach 🇺🇦 819 120 27ms 18 Dec 2023 720th Mabeloid 🇳🇴 819 122 133ms 31 Oct 2025 First Prev 641–720 of 2,223 Next Last