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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 826th mogron 832 73 9ms 13 Dec 2019 826th FlorianCassayre 🇫🇷 832 73 12ms 30 Oct 2022 826th StefanHabel 🇨🇦 832 73 10ms 11 Dec 2022 826th DrakeSeteraO 832 73 9ms 25 Oct 2025 830th duckyluuk 🇳🇱 831 73 5ms 16 Dec 2024 831st acacopardo 831 76 13ms 14 Nov 2017 831st MeWhenI 🇻🇦 831 76 13ms 15 Sep 2021 831st DaCuteRaccoon 831 76 13ms 30 Nov 2022 834th marshallward 🇺🇸 831 81 41ms 2 Sep 2022 835th Lydxn 🇨🇦 831 83 1ms 10 Oct 2023 836th djeedjay 🇳🇱 830 86 2ms 26 Oct 2020 836th Yewzir 🇧🇪 830 86 2ms 22 Dec 2023 838th fuzzylojik-golf 🇺🇸 830 93 433ms 30 Aug 2025 839th kgodara 830 98 125ms 11 Mar 2023 840th CLOStrophobic 🇮🇹 830 102 41ms 14 Feb 2025 841st GrayJoKing 🇦🇺 829 53 18ms 10 Apr 2021 841st scpchicken 🇵🇼 829 53 32ms 23 May 2021 841st kurkale6ka 829 53 19ms 16 Jun 2021 841st sean-niemann 🇺🇸 829 53 32ms 7 Sep 2021 841st MeWhenI 🇻🇦 829 53 33ms 15 Sep 2021 841st DaCuteRaccoon 829 53 32ms 30 Nov 2022 841st Steffan153 🇫🇮 829 53 32ms 28 Jan 2023 841st DialFrost 🇸🇬 829 53 33ms 28 Jan 2023 841st snoozingnewt 🇺🇸 829 53 48ms 1 Sep 2024 841st LostSyntax21 🇬🇧 829 53 35ms 8 Jan 2025 841st fuzzylojik-golf 🇺🇸 829 53 19ms 15 Sep 2025 852nd primo-ppcg 🇹🇭 829 67 89ms 25 Dec 2020 852nd lynn 829 67 126ms 18 May 2021 852nd Yewzir 🇧🇪 829 67 98ms 17 Sep 2023 852nd sean-niemann 🇺🇸 829 67 95ms 8 Oct 2024 856th jared-hughes 829 82 158ms 11 Sep 2023 857th anter69 🇭🇺 828 57 36ms 3 Aug 2021 857th annaproxy 828 57 55ms 27 Aug 2022 857th BREMAUCY 🇫🇷 828 57 41ms 26 Mar 2024 860th inventshah 827 80 3ms 9 Sep 2022 861st Shanethegamer 🇺🇸 826 64 3ms 25 Apr 2023 862nd m-tkach 🇺🇦 825 64 376ms 30 Jan 2024 863rd dokutan 825 101 353ms 24 Sep 2025 864th didion0 🇺🇸 822 73 13ms 22 Apr 2021 864th itsh01 822 73 14ms 16 Aug 2021 864th c0d3-4-F00d 🇩🇪 822 73 9ms 5 Jan 2022 864th DaCuteRaccoon 822 73 10ms 30 Nov 2022 864th janbehrens 🇩🇪 822 73 10ms 17 Jun 2023 864th snoozingnewt 🇺🇸 822 73 9ms 1 Sep 2024 864th Yax42 🇫🇷 822 73 9ms 16 days ago 871st DialFrost 🇸🇬 822 103 40ms 16 Feb 2025 872nd ovs-code 🇩🇪 822 153 1,544ms 14 Sep 2025 872nd primo-ppcg 🇹🇭 822 153 1,500ms 15 Sep 2025 872nd emgordon154 822 153 1,501ms 16 Sep 2025 872nd Yewzir 🇧🇪 822 153 1,551ms 14 days ago 876th KatieLG 🇬🇧 821 74 15ms 5 Nov 2020 876th trist224 🇫🇷 821 74 10ms 15 Nov 2022 876th QuincyNash 🇺🇸 821 74 9ms 29 Nov 2022 879th AaronGarbut 820 87 2ms 30 Jul 2019 880th phdphil 818 46 140ms 9 Apr 2018 881st dokutan 818 85 102ms 23 Jul 2025 882nd orthoplex 🇨🇽 817 36 38ms 20 Jul 2024 883rd Frank-Buss 817 93 6ms 29 Aug 2020 884th jared-hughes 817 154 1,555ms 16 Sep 2025 884th MeWhenI 🇻🇦 817 154 1,523ms 20 days ago 886th NewDefectus 🇮🇱 813 54 16ms 15 Dec 2021 887th Waffle3z 813 58 61ms 20 Jan 2021 887th jbbarth 🇫🇷 813 58 33ms 8 Oct 2021 887th AlephSquirrel 813 58 65ms 14 Apr 2023 887th SirBogman 🇺🇸 813 58 36ms 10 Jan 2024 887th fuzzylojik-golf 🇺🇸 813 58 35ms 3 Sep 2025 892nd MeWhenI 🇻🇦 813 71 3ms 25 Jul 2023 892nd GrayJoKing 🇦🇺 813 71 135ms 3 Aug 2024 894th dokutan 813 100 121ms 23 Jul 2025 895th MeWhenI 🇻🇦 812 65 426ms 17 Jan 2024 895th Babafaba 812 65 320ms 24 days ago 895th snoozingnewt 🇺🇸 812 65 335ms 5 mins ago 898th tomtheisen 🇺🇸 811 74 9ms 9 Oct 2020 898th weliveinhell 🇭🇹 811 74 8ms 3 Sep 2023 898th thisishowmymindworks 🇳🇴 811 74 14ms 10 Jun 2024 First Prev 826–900 of 3,116 Next Last