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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 641st inventshah 826 98 538ms 10 Sep 2022 641st MeWhenI 🇻🇦 826 98 12ms 16 Aug 2023 643rd Waffle3z 825 58 96ms 19 Sep 2021 643rd emgordon154 825 58 44ms 12 Dec 2021 643rd jbbarth 🇫🇷 825 58 38ms 5 Nov 2022 646th neihousaigaai 825 72 11ms 2 Oct 2021 646th stefangimmillaro 825 72 14ms 29 Sep 2023 646th two-bad 🇬🇧 825 72 13ms 25 Feb 2024 646th Lv0Sys 🇵🇱 825 72 10ms 5 Dec 2025 650th MeWhenI 🇻🇦 824 53 141ms 19 Sep 2021 650th GrayJoKing 🇦🇺 824 53 76ms 20 Sep 2021 650th sean-niemann 🇺🇸 824 53 138ms 20 Sep 2021 650th scpchicken 🇵🇼 824 53 143ms 19 Dec 2022 650th Steffan153 🇫🇮 824 53 141ms 27 Jan 2023 650th DialFrost 🇸🇬 824 53 140ms 28 Jan 2023 650th snoozingnewt 🇨🇦 824 53 141ms 1 Sep 2024 650th fuzzylojik-golf 🇺🇸 824 53 95ms 15 Sep 2025 650th blaztoma 🇱🇹 824 53 141ms 23 Nov 2025 659th andersk 🇺🇸 824 121 121ms 31 Oct 2022 660th Fishron 823 85 245ms 21 Oct 2021 660th aposteriorist 🇨🇦 823 85 20ms 6 Feb 2022 660th TFeld00 🇩🇰 823 85 364ms 22 Apr 2022 660th Ailko 🇧🇪 823 85 68ms 5 May 2022 660th tkr-sh 🇰🇵 823 85 20ms 17 May 2022 660th 051 🇸🇬 823 85 19ms 19 Aug 2022 660th trist224 🇫🇷 823 85 66ms 18 Oct 2022 660th Ripick 823 85 19ms 1 Feb 2023 660th jmerle 🇳🇱 823 85 293ms 16 Feb 2023 660th fkantelberg 823 85 19ms 7 Aug 2023 660th minhtrancccp 823 85 58ms 1 Nov 2023 660th wen1now 823 85 19ms 6 Nov 2023 660th elgan65536 823 85 20ms 28 Nov 2023 660th stertooy 🇧🇪 823 85 19ms 14 Jun 2024 660th FranklinJiaChen 823 85 192ms 5 Aug 2024 660th keelimeguy 🇺🇸 823 85 234ms 17 May 2025 660th KasperKivimaeki 🇫🇮 823 85 20ms 2 Jul 2025 660th albanian-laundromat 823 85 19ms 20 Nov 2025 660th Lv0Sys 🇵🇱 823 85 28ms 5 Dec 2025 679th sean-niemann 🇺🇸 822 86 2,498ms 30 Oct 2024 680th jared-hughes 821 83 126ms 11 Sep 2023 681st AdrienHache 🇫🇷 821 94 462ms 2 Jun 2023 682nd Shanethegamer 🇺🇸 821 168 1,449ms 27 Mar 2025 683rd Yewzir 🇧🇪 819 107 40ms 14 Jan 2024 684th Shanethegamer 🇺🇸 818 101 458ms 13 Apr 2023 684th emgordon154 818 101 461ms 26 May 2025 686th dokutan 817 82 626ms 24 Dec 2024 687th snyderek 🇺🇸 817 116 59ms 6 Oct 2024 688th m-tkach 🇺🇦 817 120 28ms 18 Dec 2023 689th Mabeloid 🇳🇴 817 122 122ms 31 Oct 2025 689th CaedenHarper 🇨🇦 817 122 119ms 1 Dec 2025 691st edsrzf 🇳🇿 816 88 11ms 7 Jun 2025 692nd Natanaelel 🇸🇪 815 33 67ms 22 Jul 2022 692nd SirBogman 🇺🇸 815 33 70ms 10 Sep 2022 694th snoozingnewt 🇨🇦 815 105 81ms 30 Sep 2025 695th kimbo 🇺🇸 815 146 252ms 12 Jan 2023 696th janbehrens 🇩🇪 814 73 10ms 20 Sep 2021 696th didion0 🇺🇸 814 73 42ms 23 Nov 2021 696th KatieLG 🇬🇧 814 73 17ms 5 Apr 2022 696th emgordon154 814 73 11ms 7 Nov 2024 700th andre-lameirinhas 🇵🇹 814 86 189ms 4 Nov 2021 700th RYNO8 814 86 61ms 16 Aug 2022 700th LeeCamp 814 86 229ms 15 Jan 2023 700th vishwathg 814 86 334ms 4 Feb 2023 700th cros107 🇦🇺 814 86 242ms 11 Oct 2023 700th logvp 814 86 3,236ms 12 Jan 2024 700th Bmrl7 814 86 12ms 29 Feb 2024 700th Grrisly 814 86 279ms 29 Mar 2024 700th SB-945 814 86 19ms 31 Mar 2024 700th resoNathan 814 86 13ms 18 Jul 2024 700th Andrey2001 814 86 13ms 4 Dec 2025 711th MeWhenI 🇻🇦 813 71 64ms 5 Apr 2025 712th Shanethegamer 🇺🇸 813 100 118ms 19 Sep 2021 712th MichalMarsalek 🇨🇿 813 100 125ms 3 Mar 2022 714th KenanSi 812 32 6ms 24 Feb 2022 714th ashtraypettingzoo 🇺🇸 812 32 6ms 5 Apr 2023 716th ovs-code 🇩🇪 812 66 11ms 15 Aug 2024 716th sisyphus-ppcg 🇦🇺 812 66 14ms 19 Aug 2024 718th OhmNomNom 811 59 39ms 20 Oct 2022 718th AlephSquirrel 811 59 72ms 14 Apr 2023 718th SirBogman 🇺🇸 811 59 69ms 10 Jan 2024 First Prev 641–720 of 2,060 Next Last