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 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 Calendar 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 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 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 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 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 Calendar 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 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 595th firegene 🇮🇪 833 84 20ms 22 Dec 2023 595th moustave 833 84 171ms 26 Nov 2024 595th dokutan 833 84 257ms 24 Dec 2024 604th h3ra993huskp 🇯🇵 832 113 340ms 5 days ago 605th prplz 🇦🇺 831 103 115ms 18 Dec 2021 605th dokutan 831 103 81ms 6 Nov 2025 607th MeWhenI 🇻🇦 831 113 56ms 29 Nov 2022 608th Shanethegamer 🇺🇸 831 120 116ms 13 Jan 2022 608th MeWhenI 🇻🇦 831 120 124ms 9 May 2023 608th emgordon154 831 120 130ms 14 Mar 2025 611th ovs-code 🇩🇪 831 166 479ms 29 Mar 2025 611th emgordon154 831 166 432ms 21 May 2025 613th inventshah 829 60 1,055ms 29 Sep 2023 613th emgordon154 829 60 821ms 18 Nov 2024 615th albanian-laundromat 829 96 163ms 21 days ago 616th m42km 827 81 562ms 4 Feb 2024 616th Babafaba 827 81 610ms 3 Nov 2025 618th IanUtley 827 92 2,995ms 24 Oct 2023 619th sean-niemann 🇺🇸 827 106 43ms 21 Apr 2023 620th inventshah 826 98 543ms 10 Sep 2022 620th MeWhenI 🇻🇦 826 98 12ms 16 Aug 2023 622nd neihousaigaai 825 72 10ms 2 Oct 2021 622nd stefangimmillaro 825 72 15ms 29 Sep 2023 622nd two-bad 🇬🇧 825 72 13ms 25 Feb 2024 622nd KrausRaus 🇺🇸 825 72 14ms 14 Oct 2025 626th MeWhenI 🇻🇦 824 53 151ms 19 Sep 2021 626th GrayJoKing 🇦🇺 824 53 86ms 20 Sep 2021 626th sean-niemann 🇺🇸 824 53 161ms 20 Sep 2021 626th scpchicken 🇵🇼 824 53 141ms 19 Dec 2022 626th Steffan153 🇫🇮 824 53 172ms 27 Jan 2023 626th DialFrost 🇸🇬 824 53 160ms 28 Jan 2023 626th snoozingnewt 🇨🇦 824 53 192ms 1 Sep 2024 626th fuzzylojik-golf 🇺🇸 824 53 102ms 15 Sep 2025 626th blaztoma 🇱🇹 824 53 137ms 12 days ago 635th Waffle3z 824 58 103ms 19 Sep 2021 635th emgordon154 824 58 57ms 12 Dec 2021 635th jbbarth 🇫🇷 824 58 39ms 5 Nov 2022 638th Shanethegamer 🇺🇸 824 88 2ms 16 days ago 639th Shanethegamer 🇺🇸 824 114 56ms 18 Dec 2022 639th Yewzir 🇧🇪 824 114 55ms 14 Jan 2024 641st andersk 🇺🇸 824 121 127ms 31 Oct 2022 642nd Fishron 823 85 253ms 21 Oct 2021 642nd aposteriorist 🇨🇦 823 85 21ms 6 Feb 2022 642nd TFeld00 🇩🇰 823 85 364ms 22 Apr 2022 642nd Ailko 🇧🇪 823 85 73ms 5 May 2022 642nd tkr-sh 🇰🇵 823 85 18ms 17 May 2022 642nd 051 🇸🇬 823 85 21ms 19 Aug 2022 642nd trist224 🇫🇷 823 85 67ms 18 Oct 2022 642nd Ripick 823 85 20ms 1 Feb 2023 642nd jmerle 🇳🇱 823 85 298ms 16 Feb 2023 642nd fkantelberg 823 85 19ms 7 Aug 2023 642nd minhtrancccp 823 85 62ms 1 Nov 2023 642nd wen1now 823 85 22ms 6 Nov 2023 642nd elgan65536 823 85 19ms 28 Nov 2023 642nd stertooy 🇧🇪 823 85 20ms 14 Jun 2024 642nd FranklinJiaChen 823 85 190ms 5 Aug 2024 642nd keelimeguy 🇺🇸 823 85 249ms 17 May 2025 642nd KasperKivimaeki 🇫🇮 823 85 20ms 2 Jul 2025 642nd albanian-laundromat 823 85 21ms 15 days ago 660th sean-niemann 🇺🇸 822 86 2,911ms 30 Oct 2024 661st jared-hughes 821 83 148ms 11 Sep 2023 662nd Shanethegamer 🇺🇸 821 168 468ms 27 Mar 2025 663rd AdrienHache 🇫🇷 820 94 378ms 2 Jun 2023 664th Yewzir 🇧🇪 819 107 42ms 14 Jan 2024 665th snoozingnewt 🇨🇦 817 66 13ms 1 Sep 2024 665th LostSyntax21 🇬🇧 817 66 4ms 8 Jan 2025 667th dokutan 817 82 592ms 24 Dec 2024 668th Shanethegamer 🇺🇸 817 101 481ms 13 Apr 2023 668th emgordon154 817 101 461ms 26 May 2025 670th m-tkach 🇺🇦 817 120 28ms 18 Dec 2023 671st Mabeloid 🇳🇴 817 122 124ms 31 Oct 2025 671st CaedenHarper 🇨🇦 817 122 120ms 3 days ago 673rd edsrzf 🇳🇿 816 88 11ms 7 Jun 2025 674th Natanaelel 🇸🇪 815 33 66ms 22 Jul 2022 674th SirBogman 🇺🇸 815 33 71ms 10 Sep 2022 First Prev 601–675 of 2,026 Next Last