Happy Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 511th anter69 🇭🇺 893 68 14 Jan 2021 511th HETHAT 🇩🇿 893 68 31 Jan 2021 511th vezzick 893 68 7 Mar 2021 511th Indivicivet 893 68 26 Mar 2021 511th emplv 🇱🇻 893 68 31 Aug 2021 511th MichaelMBradley 🇨🇦 893 68 11 Jun 2022 511th janbehrens 🇩🇪 893 68 4 Jul 2022 511th betaveros 893 68 9 Aug 2022 511th 5quiwyrm 893 68 20 Aug 2022 511th PowerR0 893 68 25 Aug 2022 511th ItsMeNoobieboy 893 68 21 Dec 2022 511th scpchicken 🇵🇼 893 68 28 Jan 2023 511th CheeseCake628 🇳🇴 893 68 16 Feb 2023 511th Just4FunCoder 893 68 22 Mar 2023 511th fourth-bit 893 68 11 Jul 2023 511th RYNO8 893 68 22 Aug 2023 511th ndren 893 68 1 Oct 2023 511th Yewzir 🇧🇪 893 68 6 Oct 2023 511th keelimeguy 🇺🇸 893 68 19 Oct 2023 511th 1231234md5 🇨🇳 893 68 13 Dec 2023 511th stackofbears 893 68 27 Dec 2023 511th CutSandstone 893 68 5 Jul 2024 511th Bulmenisaurus 893 68 17 Jul 2024 511th CaedenHarper 🇨🇦 893 68 6 Aug 2024 511th codingisgreatbutiamnot 893 68 12 Aug 2024 511th Troon 893 68 11 Feb 2025 511th plcc0 893 68 20 Feb 2025 511th albanian-laundromat 893 68 30 Jun 2025 511th KasperKivimaeki 🇫🇮 893 68 2 Jul 2025 511th SanderRuud 893 68 13 Jul 2025 556th MeWhenI 🇻🇦 893 93 18 May 2022 557th MeWhenI 🇻🇦 892 66 13 Dec 2022 558th stackofbears 891 33 14 Mar 2025 559th prplz 🇦🇺 891 80 20 Oct 2020 559th primo-ppcg 🇹🇭 891 80 21 Oct 2020 559th emgordon154 891 80 22 Dec 2021 559th GrayJoKing 🇦🇺 891 80 13 Mar 2022 559th jared-hughes 891 80 30 Mar 2022 559th janbehrens 🇩🇪 891 80 26 Nov 2023 559th Herbert00709 🇵🇱 891 80 8 Jun 2024 559th roupiq 🇵🇱 891 80 9 Jun 2024 567th primo-ppcg 🇹🇭 891 91 14 Jan 2022 568th pardouin 🇫🇷 891 114 24 Aug 2024 568th DialFrost 🇸🇬 891 114 26 Dec 2024 570th JayXon 🇺🇸 891 135 9 Sep 2023 570th Lydxn 🇨🇦 891 135 10 Sep 2023 570th MeWhenI 🇻🇦 891 135 11 Sep 2023 573rd MeWhenI 🇻🇦 890 56 13 Nov 2022 574th DialFrost 🇸🇬 890 68 25 Dec 2024 575th stefangimmillaro 890 71 9 Jan 2022 575th emplv 🇱🇻 890 71 21 Jul 2022 577th MeWhenI 🇻🇦 890 92 13 Jul 2021 578th Apataras 890 131 23 days ago 579th GrayJoKing 🇦🇺 889 72 14 Jun 2022 579th primo-ppcg 🇹🇭 889 72 21 Jun 2022 579th 386asm 🇺🇸 889 72 4 May 2023 582nd GrayJoKing 🇦🇺 887 65 26 Jul 2023 583rd Shanethegamer 🇺🇸 887 147 1 Aug 2023 583rd MeWhenI 🇻🇦 887 147 1 Aug 2023 583rd Lydxn 🇨🇦 887 147 1 Aug 2023 583rd JayXon 🇺🇸 887 147 2 Aug 2023 583rd Steffan153 🇫🇮 887 147 2 Aug 2023 583rd janbehrens 🇩🇪 887 147 2 Aug 2023 583rd GrayJoKing 🇦🇺 887 147 11 Aug 2023 583rd BREMAUCY 🇫🇷 887 147 7 Sep 2023 583rd dokutan 887 147 26 Oct 2023 583rd Yewzir 🇧🇪 887 147 12 Mar 2024 583rd HumanoidCPU 887 147 13 May 2024 583rd pardouin 🇫🇷 887 147 20 Aug 2024 583rd KatieLG 🇬🇧 887 147 26 Sep 2024 583rd emgordon154 887 147 4 Dec 2024 583rd CaedenHarper 🇨🇦 887 147 24 Jan 2025 583rd rucin93 🇵🇱 887 147 23 Apr 2025 583rd albanian-laundromat 887 147 20 Jul 2025 600th MeWhenI 🇻🇦 886 76 16 May 2023 Prev 526–600 of 2,960 Next