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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 676th snoozingnewt 🇨🇦 817 66 13ms 1 Sep 2024 676th LostSyntax21 🇬🇧 817 66 4ms 8 Jan 2025 678th dokutan 817 82 568ms 24 Dec 2024 679th snyderek 🇺🇸 817 116 54ms 6 Oct 2024 680th m-tkach 🇺🇦 817 120 28ms 18 Dec 2023 681st Mabeloid 🇳🇴 817 122 122ms 31 Oct 2025 681st CaedenHarper 🇨🇦 817 122 123ms 13 days ago 683rd edsrzf 🇳🇿 816 88 11ms 7 Jun 2025 684th Natanaelel 🇸🇪 815 33 66ms 22 Jul 2022 684th SirBogman 🇺🇸 815 33 65ms 10 Sep 2022 686th snoozingnewt 🇨🇦 815 105 81ms 30 Sep 2025 687th kimbo 🇺🇸 815 146 265ms 12 Jan 2023 688th janbehrens 🇩🇪 814 73 10ms 20 Sep 2021 688th didion0 🇺🇸 814 73 41ms 23 Nov 2021 688th KatieLG 🇬🇧 814 73 14ms 5 Apr 2022 688th emgordon154 814 73 10ms 7 Nov 2024 692nd MeWhenI 🇻🇦 813 71 65ms 5 Apr 2025 693rd andre-lameirinhas 🇵🇹 813 86 189ms 4 Nov 2021 693rd RYNO8 813 86 61ms 16 Aug 2022 693rd LeeCamp 813 86 229ms 15 Jan 2023 693rd vishwathg 813 86 334ms 4 Feb 2023 693rd cros107 🇦🇺 813 86 242ms 11 Oct 2023 693rd logvp 813 86 3,236ms 12 Jan 2024 693rd Bmrl7 813 86 12ms 29 Feb 2024 693rd Grrisly 813 86 279ms 29 Mar 2024 693rd SB-945 813 86 19ms 31 Mar 2024 693rd resoNathan 813 86 13ms 18 Jul 2024 693rd Andrey2001 813 86 13ms 11 days ago 704th Shanethegamer 🇺🇸 813 100 118ms 19 Sep 2021 704th MichalMarsalek 🇨🇿 813 100 125ms 3 Mar 2022 706th KenanSi 812 32 6ms 24 Feb 2022 706th ashtraypettingzoo 🇺🇸 812 32 6ms 5 Apr 2023 708th ovs-code 🇩🇪 812 66 11ms 15 Aug 2024 708th sisyphus-ppcg 🇦🇺 812 66 14ms 19 Aug 2024 710th targrik 811 81 37ms 18 Jul 2025 711th OhmNomNom 810 59 33ms 20 Oct 2022 711th AlephSquirrel 810 59 63ms 14 Apr 2023 711th SirBogman 🇺🇸 810 59 59ms 10 Jan 2024 711th error256 810 59 47ms 13 May 2024 715th AlephSquirrel 810 104 4ms 6 Aug 2024 716th GolfingSuccess 🇬🇷 810 117 56ms 19 Mar 2025 717th elgan65536 810 123 124ms 5 Mar 2024 718th NewDefectus 🇮🇱 809 54 59ms 15 Dec 2021 718th LostSyntax21 🇬🇧 809 54 146ms 8 Jan 2025 720th MeWhenI 🇻🇦 809 93 17ms 2 Oct 2022 721st Shanethegamer 🇺🇸 809 100 12ms 10 Sep 2022 722nd Yewzir 🇧🇪 808 83 485ms 15 Jan 2024 723rd AlephSquirrel 807 89 14ms 20 Apr 2023 724th MeWhenI 🇻🇦 807 90 2ms 10 Oct 2023 725th frankgraziano 806 232 38ms 31 Oct 2025 726th Steffan153 🇫🇮 805 95 20ms 21 Feb 2023 727th GrayJoKing 🇦🇺 804 72 139ms 3 Aug 2024 728th scpchicken 🇵🇼 804 87 222ms 12 Jan 2022 728th JuliaSzulc 804 87 19ms 16 Mar 2022 728th LHuitre 804 87 19ms 5 Jun 2022 728th betaveros 804 87 409ms 1 Jan 2023 728th croc54 804 87 228ms 8 Jan 2025 728th LostSyntax21 🇬🇧 804 87 207ms 8 Mar 2025 728th andrewjc2000 804 87 19ms 11 Aug 2025 735th jared-hughes 804 124 127ms 10 Nov 2022 735th Re-Adventures 🇮🇳 804 124 123ms 22 Jun 2023 737th snoozingnewt 🇨🇦 804 148 272ms 4 Feb 2024 738th c0d3-4-F00d 🇩🇪 803 74 13ms 5 Jan 2022 738th Maznek 803 74 11ms 19 Jun 2023 738th thisishowmymindworks 🇳🇴 803 74 105ms 9 Jun 2024 738th snoozingnewt 🇨🇦 803 74 11ms 1 Sep 2024 738th blaztoma 🇱🇹 803 74 11ms 22 days ago 743rd tailorspy 803 118 59ms 22 Sep 2024 743rd dokutan 803 118 58ms 6 Nov 2025 745th Natanaelel 🇸🇪 802 72 75ms 26 Sep 2023 746th brimstonetrader 801 85 122ms 26 Jan 2024 747th albanian-laundromat 801 101 11ms 23 Sep 2025 748th inventshah 801 158 415ms 8 Sep 2022 749th primo-ppcg 🇹🇭 800 61 389ms 9 Feb 2022 750th DialFrost 🇸🇬 799 63 242ms 21 Jan 2025 First Prev 676–750 of 2,038 Next Last