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 641st albanian-laundromat 🇺🇸 832 73 1,032ms 23 Sep 2025 642nd Bonjour27891 🇻🇳 832 84 71ms 9 Feb 2022 642nd RDShah 832 84 352ms 11 May 2022 642nd fredrik-bakke 🇳🇴 832 84 300ms 2 Oct 2022 642nd jakobkordez 🇸🇮 832 84 22ms 30 Oct 2022 642nd thehylian 832 84 21ms 2 Jan 2023 642nd badboj40 832 84 387ms 12 Feb 2023 642nd firegene 🇮🇪 832 84 21ms 22 Dec 2023 642nd moustave 832 84 174ms 26 Nov 2024 642nd SectorCorruptor 832 84 297ms 17 days ago 651st h3ra993huskp 🇯🇵 832 113 450ms 30 Nov 2025 652nd Shanethegamer 🇺🇸 832 114 57ms 18 Dec 2022 652nd Yewzir 🇧🇪 832 114 58ms 14 Jan 2024 654th Shanethegamer 🇺🇸 832 120 119ms 13 Jan 2022 654th MeWhenI 🇻🇦 832 120 124ms 9 May 2023 654th emgordon154 832 120 120ms 14 Mar 2025 657th prplz 🇦🇺 831 103 124ms 18 Dec 2021 657th dokutan 831 103 87ms 6 Nov 2025 659th albanian-laundromat 🇺🇸 829 96 185ms 13 Nov 2025 660th inventshah 828 60 1,340ms 29 Sep 2023 660th emgordon154 828 60 1,286ms 18 Nov 2024 662nd Steffan153 🇫🇮 828 119 109ms 28 Feb 2026 663rd m42km 827 81 681ms 4 Feb 2024 663rd Babafaba 827 81 738ms 3 Nov 2025 665th Shanethegamer 🇺🇸 827 88 2ms 19 Nov 2025 665th DialFrost 🇸🇬 827 88 2ms 15 Dec 2025 667th IanUtley 827 92 3,003ms 24 Oct 2023 668th sean-niemann 🇺🇸 827 106 39ms 21 Apr 2023 669th m-tkach 🇺🇦 826 143 25ms 7 Apr 2022 669th primo-ppcg 🇹🇭 826 143 25ms 25 Jun 2022 671st inventshah 825 98 538ms 10 Sep 2022 671st MeWhenI 🇻🇦 825 98 12ms 16 Aug 2023 673rd andersk 🇺🇸 825 121 133ms 31 Oct 2022 674th neihousaigaai 824 72 11ms 2 Oct 2021 674th stefangimmillaro 824 72 16ms 29 Sep 2023 674th two-bad 🇬🇧 824 72 16ms 25 Feb 2024 677th MeWhenI 🇻🇦 823 53 147ms 19 Sep 2021 677th GrayJoKing 🇦🇺 823 53 78ms 20 Sep 2021 677th sean-niemann 🇺🇸 823 53 144ms 20 Sep 2021 677th scpchicken 🇵🇼 823 53 143ms 19 Dec 2022 677th Steffan153 🇫🇮 823 53 145ms 27 Jan 2023 677th DialFrost 🇸🇬 823 53 146ms 28 Jan 2023 677th snoozingnewt 🇨🇦 823 53 148ms 1 Sep 2024 677th fuzzylojik-golf 🇺🇸 823 53 98ms 15 Sep 2025 677th blaztoma 🇱🇹 823 53 143ms 23 Nov 2025 686th Waffle3z 823 58 92ms 19 Sep 2021 686th emgordon154 823 58 38ms 12 Dec 2021 686th jbbarth 🇫🇷 823 58 40ms 5 Nov 2022 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 9 days ago 709th sean-niemann 🇺🇸 823 86 2,513ms 30 Oct 2024 710th Shanethegamer 🇺🇸 823 168 1,420ms 27 Mar 2025 711th jared-hughes 820 83 126ms 11 Sep 2023 712th AdrienHache 🇫🇷 820 94 403ms 2 Jun 2023 713th Yewzir 🇧🇪 819 107 39ms 14 Jan 2024 714th m-tkach 🇺🇦 819 120 27ms 18 Dec 2023 715th Shanethegamer 🇺🇸 818 101 436ms 13 Apr 2023 715th emgordon154 818 101 467ms 26 May 2025 717th snyderek 🇺🇸 818 116 65ms 6 Oct 2024 718th Mabeloid 🇳🇴 818 122 128ms 31 Oct 2025 718th CaedenHarper 🇨🇦 818 122 123ms 1 Dec 2025 718th elgan65536 🇺🇸 818 122 119ms 7 Feb 2026 First Prev 641–720 of 2,173 Next Last