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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 Nim 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 Nim 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 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 30 Mar 2026 508th kg583 🇺🇸 862 132 6ms 30 Mar 2026 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 12ms 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 8 days ago 520th MeWhenI 🇻🇦 856 179 1,773ms 7 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 525ms 2 Oct 2025 525th CaedenHarper 🇨🇦 855 110 507ms 5 Nov 2025 525th MeWhenI 🇻🇦 855 110 518ms 7 Nov 2025 529th MeWhenI 🇻🇦 854 72 97ms 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 561st MeWhenI 🇻🇦 852 77 58ms 19 Sep 2021 561st snoozingnewt 🇨🇦 852 77 61ms 16 Oct 2025 563rd primo-ppcg 🇹🇭 852 82 1ms 22 Sep 2021 563rd nwellnhof 🇩🇪 852 82 2ms 22 Sep 2021 563rd Attero 🇸🇪 852 82 3ms 23 Dec 2021 563rd c0d3-4-F00d 🇩🇪 852 82 2ms 5 Jan 2022 563rd snoozingnewt 🇨🇦 852 82 3ms 13 Sep 2025 568th Lydxn 🇨🇦 852 90 40ms 20 Sep 2021 568th Steffan153 🇫🇮 852 90 40ms 12 Jan 2023 568th stefangimmillaro 852 90 40ms 26 Jan 2023 568th MeWhenI 🇻🇦 852 90 41ms 14 May 2023 568th DialFrost 🇸🇬 852 90 41ms 22 Oct 2024 573rd marcin7Cd 851 80 146ms 29 Sep 2021 573rd cbrt-x 851 80 154ms 15 Sep 2023 575th janbehrens 🇩🇪 850 140 351ms 20 Sep 2021 576th MeWhenI 🇻🇦 849 96 130ms 15 Nov 2022 577th Steffan153 🇫🇮 849 134 50ms 21 Mar 2026 578th ovs-code 🇩🇪 849 190 17ms 9 Jul 2024 579th KatieLG 🇬🇧 848 79 689ms 16 Jan 2024 579th MeWhenI 🇻🇦 848 79 610ms 17 Jan 2024 579th duckyluuk 🇳🇱 848 79 626ms 20 Jun 2024 579th namelessiw 848 79 630ms 14 Jul 2024 579th lifthrasiir 🇰🇷 848 79 596ms 2 Dec 2024 579th dokutan 848 79 626ms 13 Mar 2026 585th MeWhenI 🇻🇦 848 163 1,211ms 28 Mar 2025 586th stefangimmillaro 847 111 458ms 6 Oct 2025 586th kmathis22 847 111 497ms 20 Nov 2025 586th ethanlally 847 111 419ms 23 Nov 2025 586th dokutan 847 111 404ms 23 Nov 2025 586th snoozingnewt 🇨🇦 847 111 472ms 5 Dec 2025 591st Irratix 🇳🇱 847 112 61ms 3 Jan 2022 591st solisolu 847 112 65ms 6 days ago 593rd rucin93 🇵🇱 846 86 2ms 19 Nov 2025 594th Yewzir 🇧🇪 846 118 130ms 5 Feb 2024 595th Steffan153 🇫🇮 845 89 18ms 3 Feb 2023 595th sisyphus-ppcg 🇦🇺 845 89 17ms 4 Feb 2023 595th edsrzf 🇳🇿 845 89 14ms 14 Nov 2025 598th itsjustfreekie 843 83 308ms 20 Sep 2021 598th neihousaigaai 843 83 22ms 3 Jan 2022 598th cesarm4 843 83 193ms 16 Apr 2022 First Prev 501–600 of 2,207 Next Last