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 635th firegene 🇮🇪 833 84 21ms 22 Dec 2023 635th moustave 833 84 174ms 26 Nov 2024 635th SectorCorruptor 833 84 297ms 24 days ago 635th flekAI 833 84 282ms 5 days ago 645th prplz 🇦🇺 833 103 139ms 18 Dec 2021 645th dokutan 833 103 97ms 6 Nov 2025 647th h3ra993huskp 🇯🇵 833 113 450ms 30 Nov 2025 648th edsrzf 🇳🇿 833 118 28ms 9 Feb 2026 649th Shanethegamer 🇺🇸 833 120 135ms 13 Jan 2022 649th MeWhenI 🇻🇦 833 120 128ms 9 May 2023 649th emgordon154 833 120 140ms 14 Mar 2025 652nd ovs-code 🇩🇪 833 166 1,460ms 29 Mar 2025 652nd emgordon154 833 166 1,425ms 21 May 2025 654th Shanethegamer 🇺🇸 832 114 57ms 18 Dec 2022 654th Yewzir 🇧🇪 832 114 58ms 14 Jan 2024 656th Steffan153 🇫🇮 830 119 109ms 28 Feb 2026 657th MeWhenI 🇻🇦 830 184 1,893ms 2 days ago 657th jared-hughes 830 184 1,675ms 17 mins ago 659th albanian-laundromat 🇺🇸 829 96 185ms 13 Nov 2025 660th inventshah 828 60 1,633ms 29 Sep 2023 660th emgordon154 828 60 1,512ms 18 Nov 2024 662nd m42km 828 81 681ms 4 Feb 2024 662nd Babafaba 828 81 738ms 3 Nov 2025 664th Shanethegamer 🇺🇸 827 88 2ms 19 Nov 2025 664th DialFrost 🇸🇬 827 88 2ms 15 Dec 2025 666th IanUtley 827 92 3,003ms 24 Oct 2023 667th inventshah 827 98 538ms 10 Sep 2022 667th MeWhenI 🇻🇦 827 98 12ms 16 Aug 2023 669th sean-niemann 🇺🇸 827 106 39ms 21 Apr 2023 670th m-tkach 🇺🇦 827 143 25ms 7 Apr 2022 670th primo-ppcg 🇹🇭 827 143 25ms 25 Jun 2022 672nd flekAI 827 144 283ms 5 days ago 673rd andersk 🇺🇸 826 121 133ms 31 Oct 2022 674th Waffle3z 824 58 92ms 19 Sep 2021 674th emgordon154 824 58 38ms 12 Dec 2021 674th jbbarth 🇫🇷 824 58 40ms 5 Nov 2022 677th neihousaigaai 824 72 12ms 2 Oct 2021 677th stefangimmillaro 824 72 18ms 29 Sep 2023 677th two-bad 🇬🇧 824 72 16ms 25 Feb 2024 680th sean-niemann 🇺🇸 824 86 2,513ms 30 Oct 2024 681st MeWhenI 🇻🇦 823 53 147ms 19 Sep 2021 681st GrayJoKing 🇦🇺 823 53 78ms 20 Sep 2021 681st sean-niemann 🇺🇸 823 53 144ms 20 Sep 2021 681st scpchicken 🇵🇼 823 53 143ms 19 Dec 2022 681st Steffan153 🇫🇮 823 53 145ms 27 Jan 2023 681st DialFrost 🇸🇬 823 53 146ms 28 Jan 2023 681st snoozingnewt 🇨🇦 823 53 148ms 1 Sep 2024 681st fuzzylojik-golf 🇺🇸 823 53 98ms 15 Sep 2025 681st blaztoma 🇱🇹 823 53 143ms 23 Nov 2025 690th Fishron 823 85 258ms 21 Oct 2021 690th aposteriorist 🇨🇦 823 85 21ms 6 Feb 2022 690th TFeld00 🇩🇰 823 85 366ms 22 Apr 2022 690th Ailko 🇧🇪 823 85 77ms 5 May 2022 690th tkr-sh 🇰🇵 823 85 22ms 17 May 2022 690th 051 🇸🇬 823 85 23ms 19 Aug 2022 690th trist224 🇫🇷 823 85 76ms 18 Oct 2022 690th Ripick 823 85 21ms 1 Feb 2023 690th jmerle 🇳🇱 823 85 308ms 16 Feb 2023 690th fkantelberg 823 85 21ms 7 Aug 2023 690th minhtrancccp 823 85 84ms 1 Nov 2023 690th wen1now 823 85 21ms 6 Nov 2023 690th elgan65536 🇺🇸 823 85 21ms 28 Nov 2023 690th stertooy 🇧🇪 823 85 21ms 14 Jun 2024 690th FranklinJiaChen 823 85 199ms 5 Aug 2024 690th keelimeguy 🇺🇸 823 85 238ms 17 May 2025 690th KasperKivimaeki 🇫🇮 823 85 21ms 2 Jul 2025 690th albanian-laundromat 🇺🇸 823 85 21ms 20 Nov 2025 690th Lv0Sys 🇵🇱 823 85 21ms 5 Dec 2025 690th Andrey2001 823 85 20ms 16 days ago 710th Shanethegamer 🇺🇸 823 168 1,477ms 27 Mar 2025 711th AdrienHache 🇫🇷 821 94 466ms 2 Jun 2023 712th jared-hughes 820 83 126ms 11 Sep 2023 713th Shanethegamer 🇺🇸 819 101 436ms 13 Apr 2023 713th emgordon154 819 101 467ms 26 May 2025 715th Yewzir 🇧🇪 819 107 39ms 14 Jan 2024 716th m-tkach 🇺🇦 819 120 27ms 18 Dec 2023 717th Mabeloid 🇳🇴 819 122 145ms 31 Oct 2025 717th CaedenHarper 🇨🇦 819 122 136ms 1 Dec 2025 717th elgan65536 🇺🇸 819 122 131ms 7 Feb 2026 720th snyderek 🇺🇸 818 116 65ms 6 Oct 2024 First Prev 641–720 of 2,220 Next Last