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 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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 831 73 1,053ms 23 Sep 2025 642nd Shanethegamer 🇺🇸 831 114 55ms 18 Dec 2022 642nd Yewzir 🇧🇪 831 114 57ms 14 Jan 2024 644th edsrzf 🇳🇿 831 118 28ms 9 Feb 2026 645th Shanethegamer 🇺🇸 831 120 125ms 13 Jan 2022 645th MeWhenI 🇻🇦 831 120 129ms 9 May 2023 645th emgordon154 831 120 129ms 14 Mar 2025 648th prplz 🇦🇺 830 103 117ms 18 Dec 2021 648th dokutan 830 103 82ms 6 Nov 2025 650th ovs-code 🇩🇪 830 166 1,412ms 29 Mar 2025 650th emgordon154 830 166 1,437ms 21 May 2025 652nd inventshah 827 60 1,340ms 29 Sep 2023 652nd emgordon154 827 60 1,286ms 18 Nov 2024 654th m42km 827 81 624ms 4 Feb 2024 654th Babafaba 827 81 705ms 3 Nov 2025 656th albanian-laundromat 827 96 187ms 13 Nov 2025 657th IanUtley 826 92 3,003ms 24 Oct 2023 658th sean-niemann 🇺🇸 826 106 39ms 21 Apr 2023 659th Shanethegamer 🇺🇸 825 88 2ms 19 Nov 2025 659th DialFrost 🇸🇬 825 88 2ms 15 Dec 2025 661st Steffan153 🇫🇮 825 119 109ms 20 days ago 662nd neihousaigaai 824 72 11ms 2 Oct 2021 662nd stefangimmillaro 824 72 15ms 29 Sep 2023 662nd two-bad 🇬🇧 824 72 15ms 25 Feb 2024 665th inventshah 824 98 538ms 10 Sep 2022 665th MeWhenI 🇻🇦 824 98 12ms 16 Aug 2023 667th andersk 🇺🇸 824 121 124ms 31 Oct 2022 668th m-tkach 🇺🇦 824 143 25ms 7 Apr 2022 668th primo-ppcg 🇹🇭 824 143 25ms 25 Jun 2022 670th MeWhenI 🇻🇦 823 53 151ms 19 Sep 2021 670th GrayJoKing 🇦🇺 823 53 79ms 20 Sep 2021 670th sean-niemann 🇺🇸 823 53 148ms 20 Sep 2021 670th scpchicken 🇵🇼 823 53 150ms 19 Dec 2022 670th Steffan153 🇫🇮 823 53 160ms 27 Jan 2023 670th DialFrost 🇸🇬 823 53 138ms 28 Jan 2023 670th snoozingnewt 🇨🇦 823 53 143ms 1 Sep 2024 670th fuzzylojik-golf 🇺🇸 823 53 99ms 15 Sep 2025 670th blaztoma 🇱🇹 823 53 146ms 23 Nov 2025 679th Waffle3z 823 58 92ms 19 Sep 2021 679th emgordon154 823 58 38ms 12 Dec 2021 679th jbbarth 🇫🇷 823 58 40ms 5 Nov 2022 682nd Fishron 823 85 256ms 21 Oct 2021 682nd aposteriorist 🇨🇦 823 85 20ms 6 Feb 2022 682nd TFeld00 🇩🇰 823 85 363ms 22 Apr 2022 682nd Ailko 🇧🇪 823 85 68ms 5 May 2022 682nd tkr-sh 🇰🇵 823 85 20ms 17 May 2022 682nd 051 🇸🇬 823 85 20ms 19 Aug 2022 682nd trist224 🇫🇷 823 85 68ms 18 Oct 2022 682nd Ripick 823 85 21ms 1 Feb 2023 682nd jmerle 🇳🇱 823 85 298ms 16 Feb 2023 682nd fkantelberg 823 85 21ms 7 Aug 2023 682nd minhtrancccp 823 85 67ms 1 Nov 2023 682nd wen1now 823 85 19ms 6 Nov 2023 682nd elgan65536 🇺🇸 823 85 20ms 28 Nov 2023 682nd stertooy 🇧🇪 823 85 21ms 14 Jun 2024 682nd FranklinJiaChen 823 85 191ms 5 Aug 2024 682nd keelimeguy 🇺🇸 823 85 232ms 17 May 2025 682nd KasperKivimaeki 🇫🇮 823 85 20ms 2 Jul 2025 682nd albanian-laundromat 823 85 21ms 20 Nov 2025 682nd Lv0Sys 🇵🇱 823 85 19ms 5 Dec 2025 682nd SectorCorruptor 823 85 292ms 8 Feb 2026 702nd sean-niemann 🇺🇸 822 86 2,750ms 30 Oct 2024 703rd jared-hughes 820 83 126ms 11 Sep 2023 704th Shanethegamer 🇺🇸 820 168 1,419ms 27 Mar 2025 705th AdrienHache 🇫🇷 819 94 433ms 2 Jun 2023 706th Yewzir 🇧🇪 818 107 39ms 14 Jan 2024 707th Shanethegamer 🇺🇸 817 101 436ms 13 Apr 2023 707th emgordon154 817 101 469ms 26 May 2025 709th snyderek 🇺🇸 817 116 59ms 6 Oct 2024 710th m-tkach 🇺🇦 817 120 27ms 18 Dec 2023 711th Mabeloid 🇳🇴 817 122 125ms 31 Oct 2025 711th CaedenHarper 🇨🇦 817 122 120ms 1 Dec 2025 711th elgan65536 🇺🇸 817 122 125ms 7 Feb 2026 714th kimbo 🇺🇸 815 146 295ms 12 Jan 2023 715th edsrzf 🇳🇿 814 88 11ms 7 Jun 2025 716th Shanethegamer 🇺🇸 814 100 125ms 19 Sep 2021 716th MichalMarsalek 🇨🇿 814 100 127ms 3 Mar 2022 718th snoozingnewt 🇨🇦 814 105 77ms 30 Sep 2025 719th janbehrens 🇩🇪 813 73 11ms 20 Sep 2021 719th didion0 🇺🇸 813 73 41ms 23 Nov 2021 First Prev 641–720 of 2,099 Next Last