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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 879th brimstonetrader 840 81 115ms 26 Jan 2024 882nd annaproxy 840 85 1ms 18 May 2023 883rd AdrienHache 🇫🇷 840 103 57ms 7 Jan 2024 883rd emgordon154 840 103 57ms 7 Feb 2026 885th snoozingnewt 🇨🇦 839 80 1ms 29 Nov 2025 886th MeWhenI 🇻🇦 839 92 458ms 10 Oct 2022 887th edsrzf 🇳🇿 839 97 126ms 4 Mar 2025 888th Yewzir 🇧🇪 838 79 2ms 22 Dec 2023 888th albanian-laundromat 🇺🇸 838 79 2ms 24 Jun 2025 890th SirFireball3521 836 45 165ms 22 Mar 2023 891st GrayJoKing 🇦🇺 836 80 100ms 15 Jul 2023 892nd snoozingnewt 🇨🇦 835 84 3ms 9 Dec 2025 893rd Shanethegamer 🇺🇸 833 30 3ms 13 Jan 2022 894th PatrickStephansen 🇿🇦 833 72 13ms 3 Nov 2020 894th KatieLG 🇬🇧 833 72 12ms 16 Apr 2021 894th neihousaigaai 833 72 11ms 18 Apr 2021 894th two-bad 🇬🇧 833 72 11ms 25 Feb 2024 898th mogron 832 73 10ms 13 Dec 2019 898th FlorianCassayre 🇫🇷 832 73 9ms 30 Oct 2022 898th StefanHabel 🇨🇦 832 73 9ms 11 Dec 2022 898th duckyluuk 🇳🇱 832 73 4ms 16 Dec 2024 898th DrakeSeteraO 832 73 10ms 25 Oct 2025 903rd acacopardo 831 76 15ms 14 Nov 2017 903rd MeWhenI 🇻🇦 831 76 14ms 15 Sep 2021 903rd DaCuteRaccoon 831 76 14ms 30 Nov 2022 906th marshallward 🇺🇸 831 81 39ms 2 Sep 2022 907th kgodara 831 98 128ms 11 Mar 2023 908th primo-ppcg 🇹🇭 830 67 143ms 25 Dec 2020 908th lynn 830 67 139ms 18 May 2021 908th Yewzir 🇧🇪 830 67 142ms 17 Sep 2023 908th sean-niemann 🇺🇸 830 67 143ms 8 Oct 2024 912th djeedjay 🇳🇱 830 86 1ms 26 Oct 2020 912th Yewzir 🇧🇪 830 86 1ms 22 Dec 2023 914th fuzzylojik-golf 🇺🇸 830 93 458ms 30 Aug 2025 915th GrayJoKing 🇦🇺 829 53 18ms 10 Apr 2021 915th scpchicken 🇵🇼 829 53 33ms 23 May 2021 915th kurkale6ka 829 53 19ms 16 Jun 2021 915th sean-niemann 🇺🇸 829 53 33ms 7 Sep 2021 915th MeWhenI 🇻🇦 829 53 34ms 15 Sep 2021 915th DaCuteRaccoon 829 53 32ms 30 Nov 2022 915th Steffan153 🇫🇮 829 53 32ms 28 Jan 2023 915th DialFrost 🇸🇬 829 53 33ms 28 Jan 2023 915th snoozingnewt 🇨🇦 829 53 33ms 1 Sep 2024 915th LostSyntax21 🇬🇧 829 53 32ms 8 Jan 2025 915th fuzzylojik-golf 🇺🇸 829 53 19ms 15 Sep 2025 926th jared-hughes 829 82 116ms 11 Sep 2023 927th edsrzf 🇳🇿 829 108 3ms 23 days ago 928th anter69 🇭🇺 828 57 34ms 3 Aug 2021 928th annaproxy 828 57 34ms 27 Aug 2022 928th BREMAUCY 🇫🇷 828 57 34ms 26 Mar 2024 928th dokutan 828 57 33ms 25 days ago 932nd inventshah 827 80 2ms 9 Sep 2022 933rd Shanethegamer 🇺🇸 826 64 3ms 25 Apr 2023 934th m-tkach 🇺🇦 825 64 381ms 30 Jan 2024 935th GolfingSuccess 🇬🇷 825 74 6ms 24 Feb 2026 936th ovs-code 🇩🇪 824 153 1,750ms 14 Sep 2025 936th primo-ppcg 🇹🇭 824 153 1,708ms 15 Sep 2025 936th emgordon154 824 153 1,662ms 16 Sep 2025 936th Yewzir 🇧🇪 824 153 1,881ms 14 Nov 2025 940th didion0 🇺🇸 822 73 13ms 22 Apr 2021 940th itsh01 822 73 13ms 16 Aug 2021 940th c0d3-4-F00d 🇩🇪 822 73 10ms 5 Jan 2022 940th DaCuteRaccoon 822 73 11ms 30 Nov 2022 940th janbehrens 🇩🇪 822 73 10ms 17 Jun 2023 940th Yax42 🇫🇷 822 73 10ms 12 Nov 2025 946th snoozingnewt 🇨🇦 822 74 2,441ms 29 Nov 2025 947th KatieLG 🇬🇧 821 74 16ms 5 Nov 2020 947th trist224 🇫🇷 821 74 9ms 15 Nov 2022 947th QuincyNash 🇺🇸 821 74 9ms 29 Nov 2022 950th AaronGarbut 821 87 1ms 30 Jul 2019 951st MeWhenI 🇻🇦 820 98 38ms 28 Aug 2024 952nd jared-hughes 819 154 1,691ms 16 Sep 2025 952nd MeWhenI 🇻🇦 819 154 1,642ms 7 Nov 2025 954th phdphil 818 46 159ms 9 Apr 2018 955th snoozingnewt 🇨🇦 818 68 144ms 29 Nov 2025 956th dokutan 818 85 130ms 23 Jul 2025 957th orthoplex 🇨🇽 817 36 35ms 20 Jul 2024 958th Frank-Buss 817 93 8ms 29 Aug 2020 959th MeWhenI 🇻🇦 815 71 3ms 25 Jul 2023 960th NewDefectus 🇮🇱 814 54 14ms 15 Dec 2021 First Prev 881–960 of 3,243 Next Last