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Happy Numbers 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 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 Tower of Hanoi 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 216th DialFrost 🇸🇬 934 53 194ms 26 Dec 2024 216th sean-niemann 🇺🇸 934 53 205ms 6 Apr 2025 228th SnowballSH 934 65 9ms 31 Jan 2021 228th Larspolo 934 65 16ms 19 Jun 2021 228th jared-hughes 934 65 10ms 29 Oct 2021 228th falsidge 934 65 9ms 21 Jun 2023 228th bizy-coder 934 65 10ms 13 Aug 2024 228th Babafaba 934 65 9ms 24 days ago 234th Lydxn 🇨🇦 934 87 120ms 13 Jan 2022 234th JayXon 🇺🇸 934 87 123ms 14 Jan 2022 234th lynn 934 87 121ms 7 Jul 2024 234th DialFrost 🇸🇬 934 87 117ms 4 Apr 2025 234th acotis 934 87 124ms 15 Apr 2025 234th emgordon154 934 87 120ms 18 Apr 2025 234th ovs-code 🇩🇪 934 87 122ms 20 Apr 2025 234th pardouin 🇫🇷 934 87 126ms 20 Apr 2025 234th stefangimmillaro 934 87 119ms 18 May 2025 234th sean-niemann 🇺🇸 934 87 121ms 6 Jun 2025 234th kumavale 934 87 124ms 17 Aug 2025 245th JayXon 🇺🇸 933 72 1ms 9 Jul 2021 245th Lydxn 🇨🇦 933 72 2ms 9 Jul 2021 245th sisyphus-ppcg 🇦🇺 933 72 2ms 16 Mar 2022 245th GrayJoKing 🇦🇺 933 72 2ms 9 Apr 2022 245th btnlq 933 72 2ms 28 Dec 2022 250th lyphyser 931 51 55ms 26 Dec 2023 250th AdrienHache 🇫🇷 931 51 57ms 29 Aug 2024 252nd flawr 931 73 187ms 24 Feb 2019 252nd GrayJoKing 🇦🇺 931 73 196ms 5 Dec 2020 252nd Shanethegamer 🇺🇸 931 73 135ms 15 Jul 2021 252nd yzhs 🇩🇪 931 73 149ms 24 Jul 2021 252nd sean-niemann 🇺🇸 931 73 149ms 7 Sep 2021 252nd MeWhenI 🇻🇦 931 73 153ms 15 Sep 2021 252nd sisyphus-ppcg 🇦🇺 931 73 130ms 16 Mar 2022 252nd Lydxn 🇨🇦 931 73 165ms 4 Jul 2022 252nd DaCuteRaccoon 931 73 175ms 30 Nov 2022 252nd DialFrost 🇸🇬 931 73 184ms 28 Jan 2023 252nd Steffan153 🇫🇮 931 73 187ms 28 Jan 2023 252nd scpchicken 🇵🇼 931 73 174ms 7 Mar 2023 252nd pardouin 🇫🇷 931 73 161ms 21 Sep 2024 252nd LostSyntax21 🇬🇧 931 73 142ms 8 Jan 2025 266th HPWiz 🇳🇿 930 53 57ms 18 Mar 2022 267th sean-niemann 🇺🇸 930 60 2ms 29 Oct 2022 267th Lydxn 🇨🇦 930 60 2ms 30 Oct 2022 267th sisyphus-ppcg 🇦🇺 930 60 2ms 3 Nov 2022 267th primo-ppcg 🇹🇭 930 60 4ms 19 Nov 2022 267th clockworknazo 930 60 4ms 19 Nov 2022 267th Steffan153 🇫🇮 930 60 2ms 28 Jan 2023 267th xsot 🇸🇬 930 60 2ms 25 Jul 2023 267th DialFrost 🇸🇬 930 60 6ms 14 Sep 2023 267th fuzzylojik-golf 🇺🇸 930 60 4ms 15 Sep 2025 276th nwellnhof 🇩🇪 930 79 309ms 21 Nov 2021 277th JayXon 🇺🇸 929 72 231ms 18 Aug 2021 277th Lydxn 🇨🇦 929 72 81ms 18 Aug 2021 277th MeWhenI 🇻🇦 929 72 79ms 11 Mar 2022 277th stefangimmillaro 929 72 80ms 28 Jul 2022 277th Steffan153 🇫🇮 929 72 80ms 9 Aug 2024 277th sean-niemann 🇺🇸 929 72 81ms 23 Dec 2024 283rd JayXon 🇺🇸 929 93 51ms 2 Jan 2022 283rd Lydxn 🇨🇦 929 93 49ms 2 Jan 2022 283rd inventshah 929 93 51ms 22 Apr 2023 283rd xsot 🇸🇬 929 93 52ms 23 May 2024 287th MeWhenI 🇻🇦 928 54 4ms 12 Aug 2024 287th sisyphus-ppcg 🇦🇺 928 54 4ms 12 Aug 2024 287th Steffan153 🇫🇮 928 54 3ms 12 Aug 2024 287th btnlq 928 54 4ms 14 Aug 2024 287th DialFrost 🇸🇬 928 54 4ms 15 Aug 2024 287th ovs-code 🇩🇪 928 54 4ms 15 Aug 2024 287th Shanethegamer 🇺🇸 928 54 4ms 15 Aug 2024 287th GrayJoKing 🇦🇺 928 54 5ms 17 Aug 2024 287th emgordon154 928 54 5ms 19 Aug 2024 287th pardouin 🇫🇷 928 54 5ms 6 Sep 2024 287th sean-niemann 🇺🇸 928 54 4ms 13 Jan 2025 298th Steffan153 🇫🇮 927 57 3ms 16 Apr 2023 298th Lydxn 🇨🇦 927 57 4ms 18 Apr 2023 298th primo-ppcg 🇹🇭 927 57 3ms 27 Apr 2023 First Prev 226–300 of 3,123 Next Last