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 473rd btjones0 863 81 346ms 18 Nov 2022 473rd adamnielson42 🇺🇸 863 81 262ms 10 Apr 2023 473rd janbehrens 🇩🇪 863 81 210ms 17 Jun 2023 473rd snoozingnewt 🇨🇦 863 81 295ms 3 Oct 2023 473rd DialFrost 🇸🇬 863 81 229ms 18 Dec 2023 473rd edsrzf 🇳🇿 863 81 226ms 22 Jul 2025 473rd Babafaba 863 81 304ms 6 Nov 2025 473rd Flekay 🇩🇪 863 81 270ms 12 Feb 2026 473rd dokutan 863 81 272ms 13 Mar 2026 473rd StefanHabel 🇨🇦 863 81 311ms 6 days ago 473rd solisolu 863 81 21ms 6 days ago 492nd DialFrost 🇸🇬 863 87 34ms 12 Dec 2024 493rd lifthrasiir 🇰🇷 862 29 5ms 29 Nov 2024 494th m-tkach 🇺🇦 862 81 3ms 6 Oct 2021 494th Steffan153 🇫🇮 862 81 3ms 12 Jan 2023 494th inventshah 862 81 3ms 14 Feb 2023 494th Alex-x90 🇺🇸 862 81 3ms 14 Feb 2023 494th JohandeRuiter 🇳🇱 862 81 3ms 8 Sep 2024 499th ovs-code 🇩🇪 862 96 460ms 29 Jul 2024 500th Shanethegamer 🇺🇸 862 98 4ms 20 Dec 2024 501st kg583 🇺🇸 862 114 23ms 9 May 2025 501st CLOStrophobic 🇮🇹 862 114 597ms 24 Dec 2025 503rd edsrzf 🇳🇿 862 132 37ms 13 days ago 503rd kg583 🇺🇸 862 132 6ms 13 days ago 505th emgordon154 861 179 1,700ms 10 Jan 2026 506th NewDefectus 🇮🇱 860 69 12ms 16 Dec 2021 506th Shanethegamer 🇺🇸 860 69 12ms 25 Apr 2023 506th KrausRaus 🇺🇸 860 69 11ms 6 Jan 2026 509th Shanethegamer 🇺🇸 860 93 151ms 20 Sep 2021 509th Yewzir 🇧🇪 860 93 138ms 27 Mar 2024 511th GrayJoKing 🇦🇺 858 86 8ms 24 Feb 2026 512th GrayJoKing 🇦🇺 858 105 45ms 12 Mar 2022 513th edsrzf 🇳🇿 857 139 335ms 23 Oct 2024 514th DialFrost 🇸🇬 856 58 1,363ms 13 Apr 2025 515th Shanethegamer 🇺🇸 856 110 440ms 25 Sep 2025 515th Yewzir 🇧🇪 856 110 390ms 2 Oct 2025 515th CaedenHarper 🇨🇦 856 110 489ms 5 Nov 2025 515th MeWhenI 🇻🇦 856 110 461ms 7 Nov 2025 519th MeWhenI 🇻🇦 855 51 20ms 15 Feb 2025 520th MeWhenI 🇻🇦 855 72 88ms 13 Dec 2022 521st ovs-code 🇩🇪 855 89 14ms 30 Jun 2024 522nd inventshah 854 83 2,466ms 24 Oct 2024 522nd aditsu 854 83 2,540ms 10 Aug 2025 524th Lydxn 🇨🇦 854 90 40ms 20 Sep 2021 524th Steffan153 🇫🇮 854 90 40ms 12 Jan 2023 524th stefangimmillaro 854 90 40ms 26 Jan 2023 524th MeWhenI 🇻🇦 854 90 41ms 14 May 2023 524th DialFrost 🇸🇬 854 90 41ms 22 Oct 2024 529th c0d3-4-F00d 🇩🇪 854 115 53ms 5 Jan 2022 529th MeWhenI 🇻🇦 854 115 49ms 21 Jun 2022 529th DialFrost 🇸🇬 854 115 49ms 28 Jan 2023 529th lynn 854 115 28ms 21 Aug 2023 529th snoozingnewt 🇨🇦 854 115 47ms 16 Oct 2025 529th blaztoma 🇱🇹 854 115 53ms 23 Nov 2025 535th The3gs 854 117 135ms 29 Nov 2024 536th akshatj27 🇦🇶 853 56 37ms 11 Jan 2022 536th m-tkach 🇺🇦 853 56 37ms 23 Feb 2023 538th MeWhenI 🇻🇦 853 77 58ms 19 Sep 2021 538th snoozingnewt 🇨🇦 853 77 61ms 16 Oct 2025 540th SirBogman 🇺🇸 853 82 227ms 21 Sep 2021 540th stefangimmillaro 853 82 312ms 27 Sep 2021 540th NewDefectus 🇮🇱 853 82 26ms 16 Dec 2021 540th CedricGebistorf 853 82 245ms 25 Feb 2022 540th Shanethegamer 🇺🇸 853 82 303ms 16 Dec 2022 540th aksyristos 853 82 203ms 12 Feb 2023 540th quimey 853 82 218ms 22 Mar 2023 540th Fracture17 853 82 289ms 8 Apr 2023 540th Re-Adventures 🇮🇳 853 82 228ms 20 Jul 2023 540th Natanaelel 🇸🇪 853 82 215ms 29 Oct 2023 540th Just4FunCoder 853 82 309ms 17 Feb 2024 540th codingisgreatbutiamnot 853 82 295ms 25 Jul 2024 540th lifthrasiir 🇰🇷 853 82 14ms 13 Nov 2024 540th klixel 🇨🇦 853 82 299ms 17 Jan 2025 540th blaztoma 🇱🇹 853 82 270ms 15 Nov 2025 540th CommandLeo 🇮🇹 853 82 323ms 3 Dec 2025 540th luuumine 🇫🇷 853 82 295ms 4 Dec 2025 540th FortuiteMan 🇫🇷 853 82 300ms 5 Dec 2025 540th FoxInTheClouds 853 82 325ms 13 Feb 2026 559th duckyluuk 🇳🇱 853 88 28ms 12 Dec 2024 559th GolfingSuccess 🇬🇷 853 88 22ms 11 Sep 2025 First Prev 481–560 of 2,199 Next Last