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 469th DialFrost 🇸🇬 863 81 229ms 18 Dec 2023 469th edsrzf 🇳🇿 863 81 226ms 22 Jul 2025 469th Babafaba 863 81 304ms 6 Nov 2025 469th Flekay 🇩🇪 863 81 270ms 12 Feb 2026 469th dokutan 863 81 272ms 13 Mar 2026 469th jusaka 863 81 272ms 8 days ago 469th StefanHabel 🇨🇦 863 81 311ms 5 days ago 469th solisolu 863 81 21ms 4 days ago 489th stefangimmillaro 863 82 2,320ms 6 Nov 2024 489th emgordon154 863 82 2,632ms 8 Nov 2024 489th DialFrost 🇸🇬 863 82 2,373ms 19 Nov 2024 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 Shanethegamer 🇺🇸 862 98 4ms 20 Dec 2024 500th kg583 🇺🇸 862 114 23ms 9 May 2025 500th CLOStrophobic 🇮🇹 862 114 597ms 24 Dec 2025 502nd edsrzf 🇳🇿 862 132 37ms 11 days ago 502nd kg583 🇺🇸 862 132 6ms 11 days ago 504th ovs-code 🇩🇪 861 96 460ms 29 Jul 2024 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 DialFrost 🇸🇬 856 58 1,363ms 13 Apr 2025 514th edsrzf 🇳🇿 856 139 335ms 23 Oct 2024 515th MeWhenI 🇻🇦 855 51 20ms 15 Feb 2025 516th ovs-code 🇩🇪 855 89 14ms 30 Jun 2024 517th Shanethegamer 🇺🇸 855 110 440ms 25 Sep 2025 517th Yewzir 🇧🇪 855 110 390ms 2 Oct 2025 517th CaedenHarper 🇨🇦 855 110 489ms 5 Nov 2025 517th MeWhenI 🇻🇦 855 110 461ms 7 Nov 2025 521st MeWhenI 🇻🇦 854 72 88ms 13 Dec 2022 522nd c0d3-4-F00d 🇩🇪 854 115 53ms 5 Jan 2022 522nd MeWhenI 🇻🇦 854 115 49ms 21 Jun 2022 522nd DialFrost 🇸🇬 854 115 49ms 28 Jan 2023 522nd lynn 854 115 28ms 21 Aug 2023 522nd snoozingnewt 🇨🇦 854 115 47ms 16 Oct 2025 522nd blaztoma 🇱🇹 854 115 53ms 23 Nov 2025 528th akshatj27 🇦🇶 853 56 37ms 11 Jan 2022 528th m-tkach 🇺🇦 853 56 37ms 23 Feb 2023 530th SirBogman 🇺🇸 853 82 227ms 21 Sep 2021 530th stefangimmillaro 853 82 312ms 27 Sep 2021 530th NewDefectus 🇮🇱 853 82 26ms 16 Dec 2021 530th CedricGebistorf 853 82 245ms 25 Feb 2022 530th Shanethegamer 🇺🇸 853 82 303ms 16 Dec 2022 530th aksyristos 853 82 203ms 12 Feb 2023 530th quimey 853 82 218ms 22 Mar 2023 530th Fracture17 853 82 289ms 8 Apr 2023 530th Re-Adventures 🇮🇳 853 82 228ms 20 Jul 2023 530th Natanaelel 🇸🇪 853 82 215ms 29 Oct 2023 530th Just4FunCoder 853 82 309ms 17 Feb 2024 530th codingisgreatbutiamnot 853 82 295ms 25 Jul 2024 530th lifthrasiir 🇰🇷 853 82 14ms 13 Nov 2024 530th klixel 🇨🇦 853 82 299ms 17 Jan 2025 530th blaztoma 🇱🇹 853 82 270ms 15 Nov 2025 530th CommandLeo 🇮🇹 853 82 323ms 3 Dec 2025 530th luuumine 🇫🇷 853 82 295ms 4 Dec 2025 530th FortuiteMan 🇫🇷 853 82 300ms 5 Dec 2025 530th FoxInTheClouds 853 82 325ms 13 Feb 2026 549th inventshah 853 83 2,466ms 24 Oct 2024 549th aditsu 853 83 2,540ms 10 Aug 2025 551st duckyluuk 🇳🇱 853 88 28ms 12 Dec 2024 551st GolfingSuccess 🇬🇷 853 88 22ms 11 Sep 2025 553rd snoozingnewt 🇨🇦 853 99 4ms 1 Sep 2024 554th The3gs 853 117 135ms 29 Nov 2024 555th MeWhenI 🇻🇦 852 77 57ms 19 Sep 2021 555th snoozingnewt 🇨🇦 852 77 58ms 16 Oct 2025 557th primo-ppcg 🇹🇭 852 82 1ms 22 Sep 2021 557th nwellnhof 🇩🇪 852 82 2ms 22 Sep 2021 557th Attero 🇸🇪 852 82 3ms 23 Dec 2021 557th c0d3-4-F00d 🇩🇪 852 82 2ms 5 Jan 2022 First Prev 481–560 of 2,173 Next Last