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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix 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 881st PatrickStephansen 🇿🇦 833 72 10ms 3 Nov 2020 881st KatieLG 🇬🇧 833 72 10ms 16 Apr 2021 881st neihousaigaai 833 72 10ms 18 Apr 2021 881st two-bad 🇬🇧 833 72 11ms 25 Feb 2024 885th mogron 832 73 10ms 13 Dec 2019 885th FlorianCassayre 🇫🇷 832 73 9ms 30 Oct 2022 885th StefanHabel 🇨🇦 832 73 9ms 11 Dec 2022 885th duckyluuk 🇳🇱 832 73 4ms 16 Dec 2024 885th DrakeSeteraO 832 73 10ms 25 Oct 2025 890th acacopardo 831 76 14ms 14 Nov 2017 890th MeWhenI 🇻🇦 831 76 14ms 15 Sep 2021 890th DaCuteRaccoon 831 76 14ms 30 Nov 2022 893rd marshallward 🇺🇸 831 81 39ms 2 Sep 2022 894th djeedjay 🇳🇱 830 86 1ms 26 Oct 2020 894th Yewzir 🇧🇪 830 86 1ms 22 Dec 2023 896th fuzzylojik-golf 🇺🇸 830 93 458ms 30 Aug 2025 897th kgodara 830 98 122ms 11 Mar 2023 898th GrayJoKing 🇦🇺 829 53 21ms 10 Apr 2021 898th scpchicken 🇵🇼 829 53 40ms 23 May 2021 898th kurkale6ka 829 53 21ms 16 Jun 2021 898th sean-niemann 🇺🇸 829 53 49ms 7 Sep 2021 898th MeWhenI 🇻🇦 829 53 37ms 15 Sep 2021 898th DaCuteRaccoon 829 53 34ms 30 Nov 2022 898th Steffan153 🇫🇮 829 53 35ms 28 Jan 2023 898th DialFrost 🇸🇬 829 53 32ms 28 Jan 2023 898th snoozingnewt 🇨🇦 829 53 33ms 1 Sep 2024 898th LostSyntax21 🇬🇧 829 53 31ms 8 Jan 2025 898th fuzzylojik-golf 🇺🇸 829 53 19ms 15 Sep 2025 909th primo-ppcg 🇹🇭 829 67 143ms 25 Dec 2020 909th lynn 829 67 143ms 18 May 2021 909th Yewzir 🇧🇪 829 67 146ms 17 Sep 2023 909th sean-niemann 🇺🇸 829 67 143ms 8 Oct 2024 913th jared-hughes 829 82 116ms 11 Sep 2023 914th anter69 🇭🇺 828 57 36ms 3 Aug 2021 914th annaproxy 828 57 33ms 27 Aug 2022 914th BREMAUCY 🇫🇷 828 57 33ms 26 Mar 2024 917th inventshah 827 80 2ms 9 Sep 2022 918th Shanethegamer 🇺🇸 826 64 3ms 25 Apr 2023 919th m-tkach 🇺🇦 825 64 381ms 30 Jan 2024 920th GolfingSuccess 🇬🇷 825 74 7ms 16 days ago 921st ovs-code 🇩🇪 824 153 1,750ms 14 Sep 2025 921st primo-ppcg 🇹🇭 824 153 1,708ms 15 Sep 2025 921st emgordon154 824 153 1,662ms 16 Sep 2025 921st Yewzir 🇧🇪 824 153 1,881ms 14 Nov 2025 925th didion0 🇺🇸 822 73 13ms 22 Apr 2021 925th itsh01 822 73 16ms 16 Aug 2021 925th c0d3-4-F00d 🇩🇪 822 73 11ms 5 Jan 2022 925th DaCuteRaccoon 822 73 12ms 30 Nov 2022 925th janbehrens 🇩🇪 822 73 14ms 17 Jun 2023 925th Yax42 🇫🇷 822 73 9ms 12 Nov 2025 931st KatieLG 🇬🇧 821 74 16ms 5 Nov 2020 931st trist224 🇫🇷 821 74 9ms 15 Nov 2022 931st QuincyNash 🇺🇸 821 74 9ms 29 Nov 2022 931st snoozingnewt 🇨🇦 821 74 2,217ms 29 Nov 2025 935th AaronGarbut 820 87 1ms 30 Jul 2019 936th MeWhenI 🇻🇦 820 98 38ms 28 Aug 2024 937th jared-hughes 819 154 1,691ms 16 Sep 2025 937th MeWhenI 🇻🇦 819 154 1,642ms 7 Nov 2025 939th phdphil 818 46 154ms 9 Apr 2018 940th dokutan 818 85 124ms 23 Jul 2025 941st orthoplex 🇨🇽 817 36 35ms 20 Jul 2024 942nd snoozingnewt 🇨🇦 817 68 144ms 29 Nov 2025 943rd Frank-Buss 817 93 5ms 29 Aug 2020 944th NewDefectus 🇮🇱 814 54 15ms 15 Dec 2021 945th Waffle3z 814 58 41ms 20 Jan 2021 945th jbbarth 🇫🇷 814 58 36ms 8 Oct 2021 945th AlephSquirrel 814 58 41ms 14 Apr 2023 945th SirBogman 🇺🇸 814 58 33ms 10 Jan 2024 945th fuzzylojik-golf 🇺🇸 814 58 37ms 3 Sep 2025 950th MeWhenI 🇻🇦 813 71 3ms 25 Jul 2023 950th GrayJoKing 🇦🇺 813 71 134ms 3 Aug 2024 952nd dokutan 813 100 121ms 23 Jul 2025 953rd MeWhenI 🇻🇦 812 65 429ms 17 Jan 2024 953rd Babafaba 812 65 350ms 4 Nov 2025 955th tomtheisen 🇺🇸 811 74 13ms 9 Oct 2020 955th weliveinhell 🇭🇹 811 74 10ms 3 Sep 2023 955th thisishowmymindworks 🇳🇴 811 74 17ms 10 Jun 2024 958th ListeriaM 811 88 2ms 25 Aug 2023 958th Jonatan6 🇩🇰 811 88 2ms 27 Apr 2024 960th mortimervonchappuis 810 75 10ms 17 Mar 2020 First Prev 881–960 of 3,200 Next Last