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 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 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 Mabeloid 🇳🇴 817 122 124ms 31 Oct 2025 676th CaedenHarper 🇨🇦 817 122 120ms 3 days ago 678th edsrzf 🇳🇿 816 88 11ms 7 Jun 2025 679th Natanaelel 🇸🇪 815 33 66ms 22 Jul 2022 679th SirBogman 🇺🇸 815 33 71ms 10 Sep 2022 681st snoozingnewt 🇨🇦 815 105 79ms 30 Sep 2025 682nd kimbo 🇺🇸 815 146 266ms 12 Jan 2023 683rd janbehrens 🇩🇪 814 73 10ms 20 Sep 2021 683rd didion0 🇺🇸 814 73 41ms 23 Nov 2021 683rd KatieLG 🇬🇧 814 73 15ms 5 Apr 2022 683rd emgordon154 814 73 10ms 7 Nov 2024 687th MeWhenI 🇻🇦 813 71 67ms 5 Apr 2025 688th andre-lameirinhas 🇵🇹 813 86 190ms 4 Nov 2021 688th RYNO8 813 86 63ms 16 Aug 2022 688th LeeCamp 813 86 217ms 15 Jan 2023 688th vishwathg 813 86 339ms 4 Feb 2023 688th cros107 🇦🇺 813 86 246ms 11 Oct 2023 688th logvp 813 86 3,317ms 12 Jan 2024 688th Bmrl7 813 86 12ms 29 Feb 2024 688th Grrisly 813 86 283ms 29 Mar 2024 688th SB-945 813 86 20ms 31 Mar 2024 688th resoNathan 813 86 13ms 18 Jul 2024 688th Andrey2001 813 86 13ms 28 hours ago 699th Shanethegamer 🇺🇸 813 100 121ms 19 Sep 2021 699th MichalMarsalek 🇨🇿 813 100 123ms 3 Mar 2022 701st KenanSi 812 32 6ms 24 Feb 2022 701st ashtraypettingzoo 🇺🇸 812 32 5ms 5 Apr 2023 703rd ovs-code 🇩🇪 812 66 11ms 15 Aug 2024 703rd sisyphus-ppcg 🇦🇺 812 66 16ms 19 Aug 2024 705th targrik 811 81 38ms 18 Jul 2025 706th OhmNomNom 810 59 40ms 20 Oct 2022 706th AlephSquirrel 810 59 74ms 14 Apr 2023 706th SirBogman 🇺🇸 810 59 60ms 10 Jan 2024 706th error256 810 59 64ms 13 May 2024 710th Alessandro-Balconi 🇮🇹 810 77 79ms 14 Jul 2023 711th snyderek 🇺🇸 810 116 63ms 6 Oct 2024 712th elgan65536 810 123 128ms 5 Mar 2024 713th NewDefectus 🇮🇱 809 54 68ms 15 Dec 2021 713th LostSyntax21 🇬🇧 809 54 147ms 8 Jan 2025 715th MeWhenI 🇻🇦 809 93 18ms 2 Oct 2022 716th Shanethegamer 🇺🇸 809 100 12ms 10 Sep 2022 717th AlephSquirrel 809 104 4ms 6 Aug 2024 718th Yewzir 🇧🇪 808 83 487ms 15 Jan 2024 719th AlephSquirrel 807 89 14ms 20 Apr 2023 720th MeWhenI 🇻🇦 806 90 2ms 10 Oct 2023 721st frankgraziano 806 232 37ms 31 Oct 2025 722nd Steffan153 🇫🇮 805 95 20ms 21 Feb 2023 723rd GrayJoKing 🇦🇺 804 72 151ms 3 Aug 2024 724th scpchicken 🇵🇼 804 87 229ms 12 Jan 2022 724th JuliaSzulc 804 87 20ms 16 Mar 2022 724th LHuitre 804 87 20ms 5 Jun 2022 724th betaveros 804 87 413ms 1 Jan 2023 724th croc54 804 87 234ms 8 Jan 2025 724th LostSyntax21 🇬🇧 804 87 204ms 8 Mar 2025 724th andrewjc2000 804 87 19ms 11 Aug 2025 731st jared-hughes 804 124 131ms 10 Nov 2022 731st Re-Adventures 🇮🇳 804 124 125ms 22 Jun 2023 733rd snoozingnewt 🇨🇦 804 148 271ms 4 Feb 2024 734th c0d3-4-F00d 🇩🇪 803 74 13ms 5 Jan 2022 734th Maznek 803 74 11ms 19 Jun 2023 734th thisishowmymindworks 🇳🇴 803 74 107ms 9 Jun 2024 734th snoozingnewt 🇨🇦 803 74 11ms 1 Sep 2024 734th blaztoma 🇱🇹 803 74 11ms 12 days ago 739th GolfingSuccess 🇬🇷 803 117 57ms 19 Mar 2025 740th Natanaelel 🇸🇪 802 72 78ms 26 Sep 2023 741st GolfingSuccess 🇬🇷 802 172 465ms 19 Jan 2025 742nd brimstonetrader 801 85 139ms 26 Jan 2024 743rd albanian-laundromat 801 101 12ms 23 Sep 2025 744th inventshah 801 158 415ms 8 Sep 2022 745th primo-ppcg 🇹🇭 800 61 402ms 9 Feb 2022 746th DialFrost 🇸🇬 799 63 269ms 21 Jan 2025 747th DialFrost 🇸🇬 799 149 245ms 28 Jan 2023 747th LostSyntax21 🇬🇧 799 149 254ms 8 Jan 2025 749th MeWhenI 🇻🇦 798 100 97ms 15 Oct 2022 750th Shanethegamer 🇺🇸 798 105 14ms 17 Dec 2023 First Prev 676–750 of 2,032 Next Last