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 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 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 226th primo-ppcg 🇹🇭 909 79 13ms 20 May 2023 227th JayXon 🇺🇸 909 89 572ms 12 Sep 2022 227th btnlq 909 89 646ms 12 Sep 2022 227th Lydxn 🇨🇦 909 89 564ms 12 Sep 2022 230th msbranicky 909 131 259ms 1 Jul 2024 230th albanian-laundromat 909 131 243ms 20 hours ago 232nd annaproxy 908 75 147ms 12 Jan 2022 232nd rak1507 🇬🇧 908 75 183ms 23 Feb 2022 232nd alomiF 908 75 164ms 5 Oct 2023 232nd Natanaelel 🇸🇪 908 75 194ms 8 May 2025 236th JayXon 🇺🇸 908 77 24ms 26 Nov 2021 236th ovs-code 🇩🇪 908 77 4ms 4 Nov 2023 238th JayXon 🇺🇸 907 80 2ms 16 days ago 239th clockworknazo 907 83 13ms 13 Oct 2022 239th ovs-code 🇩🇪 907 83 13ms 7 Feb 2023 239th Lydxn 🇨🇦 907 83 13ms 28 Feb 2023 239th GrayJoKing 🇦🇺 907 83 17ms 2 Mar 2023 243rd Lydxn 🇨🇦 907 88 101ms 9 Apr 2023 243rd JayXon 🇺🇸 907 88 104ms 9 Apr 2023 243rd Steffan153 🇫🇮 907 88 99ms 9 Apr 2023 243rd sean-niemann 🇺🇸 907 88 97ms 25 May 2025 247th JayXon 🇺🇸 907 91 465ms 6 Mar 2022 248th JayXon 🇺🇸 906 74 484ms 25 Jan 2024 248th kg583 🇺🇸 906 74 508ms 15 Oct 2025 250th JayXon 🇺🇸 906 78 2,910ms 5 Dec 2024 251st btnlq 906 84 19ms 9 Dec 2021 251st GrayJoKing 🇦🇺 906 84 35ms 9 Dec 2021 253rd rucin93 🇵🇱 905 64 134ms 6 Sep 2024 254th anter69 🇭🇺 904 55 1,053ms 10 Mar 2025 255th edsrzf 🇳🇿 904 68 1,048ms 12 Sep 2025 255th sean-niemann 🇺🇸 904 68 734ms 15 Sep 2025 255th DialFrost 🇸🇬 904 68 763ms 22 days ago 258th Lydxn 🇨🇦 904 69 83ms 13 Dec 2022 258th sisyphus-ppcg 🇦🇺 904 69 90ms 16 Dec 2022 260th Lydxn 🇨🇦 904 88 3,220ms 22 Mar 2023 261st DialFrost 🇸🇬 904 104 322ms 18 days ago 262nd primo-ppcg 🇹🇭 903 85 43ms 22 Sep 2021 262nd cure-honey 🇯🇵 903 85 45ms 27 Sep 2021 262nd marshallward 🇺🇸 903 85 41ms 2 Sep 2022 265th Lydxn 🇨🇦 903 90 364ms 14 Aug 2022 266th GrayJoKing 🇦🇺 903 97 46ms 23 Oct 2023 267th nwellnhof 🇩🇪 903 104 57ms 7 Dec 2022 268th nwellnhof 🇩🇪 902 53 69ms 26 Dec 2021 269th bastatom 902 132 267ms 27 Feb 2024 269th emgordon154 902 132 255ms 17 Jan 2025 271st kg583 🇺🇸 901 93 29ms 28 Oct 2025 272nd JayXon 🇺🇸 901 95 120ms 27 Sep 2021 272nd Lydxn 🇨🇦 901 95 119ms 16 May 2023 274th primo-ppcg 🇹🇭 901 110 483ms 22 Sep 2021 275th MeWhenI 🇻🇦 900 66 11ms 19 Sep 2021 275th sisyphus-ppcg 🇦🇺 900 66 11ms 20 Sep 2021 275th Irratix 🇳🇱 900 66 10ms 15 Dec 2021 275th DialFrost 🇸🇬 900 66 10ms 28 Jan 2023 275th Argeento 🇵🇱 900 66 11ms 26 Aug 2023 280th dvargas46 🇺🇸 899 56 294ms 15 Nov 2022 281st Lydxn 🇨🇦 899 89 170ms 4 Sep 2023 282nd GrayJoKing 🇦🇺 899 90 557ms 10 Sep 2022 283rd lifthrasiir 🇰🇷 897 29 5ms 29 Nov 2024 284th ahmetdemirag 🇨🇾 897 78 163ms 11 Feb 2025 285th Lydxn 🇨🇦 897 80 10ms 20 May 2023 285th GrayJoKing 🇦🇺 897 80 12ms 13 Aug 2023 285th btnlq 897 80 12ms 22 Oct 2023 288th Lydxn 🇨🇦 897 92 493ms 9 Apr 2023 288th sean-niemann 🇺🇸 897 92 429ms 16 May 2024 288th Steffan153 🇫🇮 897 92 463ms 21 Jul 2024 291st prplz 🇦🇺 896 76 197ms 27 Sep 2021 291st YAJUE114514 896 76 207ms 30 Jul 2025 293rd DialFrost 🇸🇬 896 78 8ms 17 Dec 2024 294th GolfingSuccess 🇬🇷 896 81 2ms 19 Mar 2025 294th sean-niemann 🇺🇸 896 81 2ms 16 days ago 296th typeswitch-dev 🇵🇹 895 94 4ms 2 Aug 2023 297th 2bular 894 34 32ms 6 Nov 2025 298th m-tkach 🇺🇦 894 75 452ms 20 Jan 2024 298th emgordon154 894 75 515ms 16 Apr 2025 300th JayXon 🇺🇸 894 89 2,826ms 19 Jul 2025 First Prev 226–300 of 2,026 Next Last