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 Dragon Curve 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 Dragon Curve 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 474th Eilonlif 🇮🇱 863 81 310ms 3 Nov 2022 474th btjones0 863 81 346ms 18 Nov 2022 474th adamnielson42 🇺🇸 863 81 262ms 10 Apr 2023 474th janbehrens 🇩🇪 863 81 210ms 17 Jun 2023 474th snoozingnewt 🇨🇦 863 81 295ms 3 Oct 2023 474th DialFrost 🇸🇬 863 81 229ms 18 Dec 2023 474th edsrzf 🇳🇿 863 81 226ms 22 Jul 2025 474th Babafaba 863 81 304ms 6 Nov 2025 474th Flekay 🇩🇪 863 81 270ms 12 Feb 2026 474th dokutan 863 81 272ms 13 Mar 2026 474th StefanHabel 🇨🇦 863 81 286ms 20 days ago 474th solisolu 863 81 21ms 19 days ago 474th scpchicken 🇵🇼 863 81 257ms 7 days ago 494th stefangimmillaro 863 82 2,463ms 6 Nov 2024 494th emgordon154 863 82 2,426ms 8 Nov 2024 494th DialFrost 🇸🇬 863 82 2,448ms 19 Nov 2024 497th DialFrost 🇸🇬 863 87 34ms 12 Dec 2024 497th duckyluuk 🇳🇱 863 87 33ms 8 days ago 499th lifthrasiir 🇰🇷 862 29 5ms 29 Nov 2024 500th m-tkach 🇺🇦 862 81 3ms 6 Oct 2021 500th Steffan153 🇫🇮 862 81 3ms 12 Jan 2023 500th inventshah 862 81 3ms 14 Feb 2023 500th Alex-x90 🇺🇸 862 81 3ms 14 Feb 2023 500th JohandeRuiter 🇳🇱 862 81 3ms 8 Sep 2024 505th Shanethegamer 🇺🇸 862 98 4ms 20 Dec 2024 506th kg583 🇺🇸 862 114 23ms 9 May 2025 506th CLOStrophobic 🇮🇹 862 114 597ms 24 Dec 2025 508th edsrzf 🇳🇿 862 132 41ms 26 days ago 508th kg583 🇺🇸 862 132 6ms 26 days ago 510th ovs-code 🇩🇪 861 96 460ms 29 Jul 2024 511th NewDefectus 🇮🇱 860 69 13ms 16 Dec 2021 511th Shanethegamer 🇺🇸 860 69 12ms 25 Apr 2023 511th KrausRaus 🇺🇸 860 69 16ms 6 Jan 2026 514th Shanethegamer 🇺🇸 860 93 151ms 20 Sep 2021 514th Yewzir 🇧🇪 860 93 138ms 27 Mar 2024 516th GrayJoKing 🇦🇺 858 86 8ms 24 Feb 2026 517th GrayJoKing 🇦🇺 858 105 46ms 12 Mar 2022 518th DialFrost 🇸🇬 856 58 1,629ms 13 Apr 2025 519th edsrzf 🇳🇿 856 139 335ms 23 Oct 2024 520th emgordon154 856 179 1,761ms 10 Jan 2026 520th Yewzir 🇧🇪 856 179 1,728ms 7 days ago 520th MeWhenI 🇻🇦 856 179 1,773ms 6 days ago 523rd MeWhenI 🇻🇦 855 51 20ms 15 Feb 2025 524th ovs-code 🇩🇪 855 89 14ms 30 Jun 2024 525th Shanethegamer 🇺🇸 855 110 489ms 25 Sep 2025 525th Yewzir 🇧🇪 855 110 535ms 2 Oct 2025 525th CaedenHarper 🇨🇦 855 110 533ms 5 Nov 2025 525th MeWhenI 🇻🇦 855 110 518ms 7 Nov 2025 529th MeWhenI 🇻🇦 854 72 88ms 13 Dec 2022 530th c0d3-4-F00d 🇩🇪 854 115 53ms 5 Jan 2022 530th MeWhenI 🇻🇦 854 115 49ms 21 Jun 2022 530th DialFrost 🇸🇬 854 115 49ms 28 Jan 2023 530th lynn 854 115 28ms 21 Aug 2023 530th snoozingnewt 🇨🇦 854 115 47ms 16 Oct 2025 530th blaztoma 🇱🇹 854 115 53ms 23 Nov 2025 536th akshatj27 🇦🇶 853 56 39ms 11 Jan 2022 536th m-tkach 🇺🇦 853 56 37ms 23 Feb 2023 538th SirBogman 🇺🇸 853 82 227ms 21 Sep 2021 538th stefangimmillaro 853 82 312ms 27 Sep 2021 538th NewDefectus 🇮🇱 853 82 26ms 16 Dec 2021 538th CedricGebistorf 853 82 245ms 25 Feb 2022 538th Shanethegamer 🇺🇸 853 82 303ms 16 Dec 2022 538th aksyristos 853 82 203ms 12 Feb 2023 538th quimey 853 82 218ms 22 Mar 2023 538th Fracture17 853 82 289ms 8 Apr 2023 538th Re-Adventures 🇮🇳 853 82 228ms 20 Jul 2023 538th Natanaelel 🇸🇪 853 82 215ms 29 Oct 2023 538th Just4FunCoder 853 82 309ms 17 Feb 2024 538th codingisgreatbutiamnot 853 82 295ms 25 Jul 2024 538th lifthrasiir 🇰🇷 853 82 14ms 13 Nov 2024 538th klixel 🇨🇦 853 82 299ms 17 Jan 2025 538th CommandLeo 🇮🇹 853 82 323ms 3 Dec 2025 538th luuumine 🇫🇷 853 82 295ms 4 Dec 2025 538th FortuiteMan 🇫🇷 853 82 300ms 5 Dec 2025 538th FoxInTheClouds 853 82 325ms 13 Feb 2026 556th inventshah 853 83 2,572ms 24 Oct 2024 556th aditsu 853 83 2,427ms 10 Aug 2025 558th GolfingSuccess 🇬🇷 853 88 22ms 11 Sep 2025 559th snoozingnewt 🇨🇦 853 99 4ms 1 Sep 2024 560th The3gs 853 117 136ms 29 Nov 2024 First Prev 481–560 of 2,207 Next Last