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 438th plcc0 864 81 208ms 20 Apr 2025 438th edsrzf 🇳🇿 864 81 218ms 22 Jul 2025 438th Babafaba 864 81 301ms 6 Nov 2025 454th Lydxn 🇨🇦 864 84 2ms 10 Oct 2023 455th m-tkach 🇺🇦 863 81 3ms 6 Oct 2021 455th sean-niemann 🇺🇸 863 81 3ms 5 Jan 2022 455th Steffan153 🇫🇮 863 81 3ms 12 Jan 2023 455th inventshah 863 81 3ms 14 Feb 2023 455th Alex-x90 🇺🇸 863 81 3ms 14 Feb 2023 455th JohandeRuiter 🇳🇱 863 81 4ms 8 Sep 2024 461st stefangimmillaro 862 82 3,016ms 6 Nov 2024 461st emgordon154 862 82 2,963ms 8 Nov 2024 461st DialFrost 🇸🇬 862 82 3,096ms 19 Nov 2024 464th DialFrost 🇸🇬 862 87 32ms 12 Dec 2024 465th sean-niemann 🇺🇸 862 109 55ms 9 Mar 2022 465th inventshah 862 109 58ms 24 Nov 2022 467th c0d3-4-F00d 🇩🇪 862 115 43ms 5 Jan 2022 467th MeWhenI 🇻🇦 862 115 43ms 21 Jun 2022 467th DialFrost 🇸🇬 862 115 44ms 28 Jan 2023 467th edsrzf 🇳🇿 862 115 44ms 5 Nov 2024 467th snoozingnewt 🇨🇦 862 115 43ms 16 Oct 2025 467th blaztoma 🇱🇹 862 115 44ms 15 days ago 473rd NewDefectus 🇮🇱 861 69 11ms 16 Dec 2021 473rd Shanethegamer 🇺🇸 861 69 11ms 25 Apr 2023 475th ovs-code 🇩🇪 861 96 448ms 29 Jul 2024 476th Shanethegamer 🇺🇸 860 93 129ms 20 Sep 2021 476th Yewzir 🇧🇪 860 93 151ms 27 Mar 2024 478th DialFrost 🇸🇬 858 58 1,169ms 13 Apr 2025 479th Shanethegamer 🇺🇸 858 98 4ms 20 Dec 2024 480th GrayJoKing 🇦🇺 857 105 46ms 12 Mar 2022 481st MeWhenI 🇻🇦 856 51 20ms 15 Feb 2025 482nd edsrzf 🇳🇿 856 139 268ms 23 Oct 2024 483rd ovs-code 🇩🇪 855 89 12ms 30 Jun 2024 484th akshatj27 🇦🇶 854 56 35ms 11 Jan 2022 484th Steffan153 🇫🇮 854 56 42ms 16 Dec 2022 484th m-tkach 🇺🇦 854 56 33ms 23 Feb 2023 487th MeWhenI 🇻🇦 854 72 82ms 13 Dec 2022 488th Shanethegamer 🇺🇸 854 110 447ms 25 Sep 2025 488th Yewzir 🇧🇪 854 110 446ms 2 Oct 2025 488th CaedenHarper 🇨🇦 854 110 480ms 5 Nov 2025 488th MeWhenI 🇻🇦 854 110 427ms 7 Nov 2025 492nd CLOStrophobic 🇮🇹 854 116 506ms 10 Feb 2025 493rd MeWhenI 🇻🇦 853 77 64ms 19 Sep 2021 493rd snoozingnewt 🇨🇦 853 77 65ms 16 Oct 2025 495th SirBogman 🇺🇸 853 82 211ms 21 Sep 2021 495th stefangimmillaro 853 82 307ms 27 Sep 2021 495th NewDefectus 🇮🇱 853 82 19ms 16 Dec 2021 495th CedricGebistorf 853 82 220ms 25 Feb 2022 495th Shanethegamer 🇺🇸 853 82 300ms 16 Dec 2022 495th aksyristos 853 82 195ms 12 Feb 2023 495th quimey 853 82 205ms 22 Mar 2023 495th StefanHabel 🇨🇦 853 82 302ms 26 Mar 2023 495th Fracture17 853 82 271ms 8 Apr 2023 495th Re-Adventures 🇮🇳 853 82 222ms 20 Jul 2023 495th Natanaelel 🇸🇪 853 82 213ms 29 Oct 2023 495th Just4FunCoder 853 82 289ms 17 Feb 2024 495th codingisgreatbutiamnot 853 82 292ms 25 Jul 2024 495th lifthrasiir 🇰🇷 853 82 13ms 13 Nov 2024 495th klixel 🇨🇦 853 82 292ms 17 Jan 2025 495th blaztoma 🇱🇹 853 82 250ms 23 days ago 495th CommandLeo 🇮🇹 853 82 298ms 5 days ago 495th luuumine 🇫🇷 853 82 303ms 4 days ago 495th FortuiteMan 🇫🇷 853 82 290ms 3 days ago 514th duckyluuk 🇳🇱 853 88 28ms 12 Dec 2024 514th GolfingSuccess 🇬🇷 853 88 22ms 11 Sep 2025 516th emplv 🇱🇻 853 148 24ms 29 Jun 2022 517th marcin7Cd 852 80 146ms 29 Sep 2021 517th cbrt-x 852 80 154ms 15 Sep 2023 519th primo-ppcg 🇹🇭 852 82 1ms 22 Sep 2021 519th nwellnhof 🇩🇪 852 82 2ms 22 Sep 2021 519th Attero 🇸🇪 852 82 3ms 23 Dec 2021 519th c0d3-4-F00d 🇩🇪 852 82 3ms 5 Jan 2022 519th snoozingnewt 🇨🇦 852 82 3ms 13 Sep 2025 524th inventshah 852 83 3,092ms 24 Oct 2024 524th aditsu 852 83 3,051ms 10 Aug 2025 First Prev 451–525 of 2,034 Next Last