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 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 Gray Code Decoder Gray Code Encoder 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 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 795th dirckvdende 795 88 392ms 2 Aug 2025 802nd sisyphus-ppcg 🇦🇺 795 96 15ms 7 Apr 2022 802nd DialFrost 🇸🇬 795 96 18ms 31 Oct 2024 802nd sean-niemann 🇺🇸 795 96 21ms 9 Apr 2025 802nd edsrzf 🇳🇿 795 96 12ms 26 Jul 2025 806th MeWhenI 🇻🇦 795 110 39ms 17 Feb 2023 807th Shanethegamer 🇺🇸 794 97 446ms 20 Jun 2022 807th billings7 🇬🇧 794 97 431ms 21 May 2024 807th Yax42 🇫🇷 794 97 513ms 7 Jan 2026 810th NewDefectus 🇮🇱 793 88 2ms 16 Dec 2021 811th mousetail 🇳🇱 791 55 19ms 15 Jan 2024 812th MeWhenI 🇻🇦 791 73 217ms 3 Aug 2024 813th steffan-polygolf 791 103 127ms 19 Feb 2024 814th albanian-laundromat 791 149 27ms 28 Dec 2025 815th janbehrens 🇩🇪 790 120 56ms 20 Nov 2022 815th oceko 790 120 60ms 19 Feb 2024 817th albanian-laundromat 788 85 415ms 4 Dec 2025 818th NickTheEASDude 🇺🇸 787 97 18ms 9 May 2024 819th Shanethegamer 🇺🇸 786 61 406ms 9 Mar 2023 820th TimHuisman1703 786 89 232ms 7 Jan 2022 820th Anonymousellama21 786 89 2,612ms 27 Jun 2022 820th yourlefthandman 786 89 277ms 17 Aug 2023 820th msbranicky 786 89 284ms 5 Oct 2023 820th luyckxrobbe 786 89 21ms 20 Nov 2023 820th rollershutter 786 89 301ms 2 Jul 2024 820th Mabeloid 🇳🇴 786 89 14ms 18 Sep 2024 820th jatloe 786 89 313ms 27 Sep 2024 828th MeWhenI 🇻🇦 786 105 440ms 17 Aug 2023 829th ian-h-chamberlain 🇺🇸 785 127 129ms 4 Dec 2025 830th ListeriaM 784 89 2ms 25 Aug 2023 831st snoozingnewt 🇨🇦 783 102 155ms 13 Sep 2025 832nd prestosilver 🇺🇸 783 104 239ms 27 hours ago 833rd KenanSi 781 32 6ms 24 Feb 2022 833rd ashtraypettingzoo 🇺🇸 781 32 6ms 5 Apr 2023 835th dokutan 781 93 3ms 5 days ago 836th Shanethegamer 🇺🇸 780 74 178ms 19 Aug 2024 837th Andrey2001 779 86 410ms 28 Jan 2026 838th frosster 🇨🇦 779 98 20ms 11 Feb 2026 839th aposteriorist 🇨🇦 779 106 452ms 5 Mar 2022 840th 2011-Chan-Ethan 777 90 330ms 12 Jul 2023 840th inverseLorentz 🇦🇺 777 90 304ms 3 May 2024 842nd DialFrost 🇸🇬 777 104 9ms 8 days ago 843rd Re-Adventures 🇮🇳 777 122 62ms 14 Aug 2022 844th yzhs 🇩🇪 776 39 36ms 21 Jun 2022 845th SirBogman 🇺🇸 776 48 270ms 4 Nov 2021 845th SirFireball3521 776 48 244ms 21 Mar 2023 847th snoozingnewt 🇨🇦 776 105 127ms 3 Oct 2025 848th prplz 🇦🇺 775 64 1,317ms 20 Sep 2021 849th DialFrost 🇸🇬 773 127 115ms 29 Nov 2025 850th DialFrost 🇸🇬 773 129 137ms 5 Apr 2025 851st ovs-code 🇩🇪 772 127 27ms 26 Dec 2022 852nd jared-hughes 771 77 9ms 14 Mar 2022 852nd Re-Adventures 🇮🇳 771 77 11ms 14 Aug 2022 852nd lyphyser 771 77 12ms 3 Jun 2023 852nd helbling 🇨🇭 771 77 12ms 4 Jul 2024 856th Shanethegamer 🇺🇸 771 93 14ms 8 Apr 2024 857th FlyingPenguin223 770 62 61ms 16 Nov 2023 857th Babafaba 770 62 41ms 15 Oct 2025 859th KatieLG 🇬🇧 770 111 143ms 14 Jan 2023 860th hjcafaroUC 768 91 20ms 26 Oct 2021 860th adoxography 768 91 20ms 18 Dec 2021 860th j-Ewan 768 91 19ms 16 Feb 2022 860th MaxElf999 768 91 21ms 29 Sep 2022 860th AlexanderFair 768 91 19ms 13 Jul 2023 860th chartung17 768 91 19ms 14 Jan 2024 860th NerdyMcNerd42 768 91 13ms 22 Mar 2024 867th snoozingnewt 🇨🇦 768 92 4,366ms 27 Sep 2025 868th emgordon154 768 146 19ms 10 Jun 2025 869th NewDefectus 🇮🇱 767 64 50ms 21 Sep 2021 870th prplz 🇦🇺 767 91 2ms 19 Dec 2021 871st MeWhenI 🇻🇦 766 244 16ms 28 Aug 2023 872nd strout 765 89 172ms 15 Aug 2022 873rd jared-hughes 764 123 503ms 24 Sep 2025 873rd Babafaba 764 123 440ms 14 Oct 2025 875th kTheLemon 763 100 2ms 2 Apr 2025 876th UnderKoen 🇳🇱 763 147 34ms 20 Apr 2023 877th prplz 🇦🇺 761 49 239ms 27 Sep 2021 878th shawphy 761 78 14ms 12 Oct 2021 879th DialFrost 🇸🇬 761 112 41ms 13 Feb 2025 880th Indivicivet 760 92 321ms 26 Oct 2021 First Prev 801–880 of 2,098 Next Last