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 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 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 Multitap Input NFA Simulator 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 ><> 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 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 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 Multitap Input NFA Simulator 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 899th emgordon154 822 153 1,501ms 16 Sep 2025 899th Yewzir 🇧🇪 822 153 1,551ms 24 days ago 903rd KatieLG 🇬🇧 821 74 15ms 5 Nov 2020 903rd trist224 🇫🇷 821 74 9ms 15 Nov 2022 903rd QuincyNash 🇺🇸 821 74 10ms 29 Nov 2022 906th snoozingnewt 🇨🇦 820 74 2,024ms 9 days ago 907th AaronGarbut 820 87 2ms 30 Jul 2019 908th phdphil 818 46 137ms 9 Apr 2018 909th dokutan 818 85 99ms 23 Jul 2025 910th orthoplex 🇨🇽 817 36 38ms 20 Jul 2024 911th snoozingnewt 🇨🇦 817 68 85ms 9 days ago 912th Frank-Buss 817 93 6ms 29 Aug 2020 913th jared-hughes 817 154 1,555ms 16 Sep 2025 913th MeWhenI 🇻🇦 817 154 1,523ms 7 Nov 2025 915th NewDefectus 🇮🇱 813 54 14ms 15 Dec 2021 916th Waffle3z 813 58 61ms 20 Jan 2021 916th jbbarth 🇫🇷 813 58 33ms 8 Oct 2021 916th AlephSquirrel 813 58 65ms 14 Apr 2023 916th SirBogman 🇺🇸 813 58 36ms 10 Jan 2024 916th fuzzylojik-golf 🇺🇸 813 58 35ms 3 Sep 2025 921st MeWhenI 🇻🇦 813 71 3ms 25 Jul 2023 921st GrayJoKing 🇦🇺 813 71 133ms 3 Aug 2024 923rd dokutan 813 100 121ms 23 Jul 2025 924th MeWhenI 🇻🇦 812 65 374ms 17 Jan 2024 924th Babafaba 812 65 373ms 4 Nov 2025 926th tomtheisen 🇺🇸 811 74 9ms 9 Oct 2020 926th weliveinhell 🇭🇹 811 74 9ms 3 Sep 2023 926th thisishowmymindworks 🇳🇴 811 74 15ms 10 Jun 2024 929th rucin93 🇵🇱 811 85 2ms 19 days ago 930th ListeriaM 811 88 2ms 25 Aug 2023 930th Jonatan6 🇩🇰 811 88 2ms 27 Apr 2024 932nd mortimervonchappuis 810 75 12ms 17 Mar 2020 932nd SirFireball3521 810 75 10ms 28 Jan 2023 932nd AlexanderFair 810 75 10ms 2 Jul 2023 932nd msbranicky 810 75 13ms 25 Jul 2023 936th snoozingnewt 🇨🇦 810 78 4ms 9 days ago 937th Natanaelel 🇸🇪 809 32 43ms 22 Jul 2022 937th SirBogman 🇺🇸 809 32 44ms 10 Sep 2022 939th primo-ppcg 🇹🇭 808 61 91ms 9 Feb 2022 940th janbehrens 🇩🇪 807 82 2ms 26 Nov 2023 941st KenanSi 806 31 3ms 24 Feb 2022 941st ashtraypettingzoo 🇺🇸 806 31 3ms 5 Apr 2023 943rd DialFrost 🇸🇬 805 62 48ms 21 Jan 2025 944th primo-ppcg 🇹🇭 804 102 27ms 25 Jun 2022 945th MeWhenI 🇻🇦 802 72 130ms 3 Aug 2024 946th Yewzir 🇧🇪 802 86 1ms 19 days ago 947th AlexDaniel 🇪🇪 801 47 154ms 5 Apr 2020 947th SirBogman 🇺🇸 801 47 147ms 4 Nov 2021 949th jared-hughes 801 104 337ms 24 Sep 2025 950th adoxography 800 59 38ms 22 Jul 2018 950th flavono123 800 59 56ms 19 Dec 2019 950th rbviz 800 59 46ms 29 Mar 2021 950th Shanethegamer 🇺🇸 800 59 51ms 13 Sep 2021 950th OhmNomNom 800 59 36ms 13 Oct 2022 950th tatzyr 🇯🇵 800 59 54ms 5 Apr 2025 956th lynn 800 66 330ms 17 Feb 2024 957th Unremarkable 800 75 9ms 28 Sep 2018 957th ToriTheChicken 800 75 9ms 24 Jul 2020 957th ehouais 800 75 8ms 24 Aug 2020 957th cywong-amino 🇭🇰 800 75 9ms 30 Sep 2020 957th ScottHamper 800 75 9ms 23 May 2021 957th nathanadams 🇳🇿 800 75 12ms 13 Oct 2021 957th shawphy 800 75 9ms 14 Oct 2021 957th tayloia 🇬🇧 800 75 9ms 11 May 2023 957th Yewzir 🇧🇪 800 75 9ms 6 Dec 2023 966th somebody1234 800 95 6ms 20 Nov 2018 966th dokutan 800 95 6ms 15 Jan 2024 966th Yewzir 🇧🇪 800 95 6ms 6 Feb 2024 969th cbondurant 799 76 10ms 10 May 2021 969th bob-th 799 76 40ms 24 Jan 2023 971st dokutan 798 83 2ms 27 Mar 2024 971st snoozingnewt 🇨🇦 798 83 2ms 9 days ago 973rd edsrzf 🇳🇿 797 88 4ms 24 days ago 974th GrayJoKing 🇦🇺 793 85 11ms 1 Mar 2021 975th GrayJoKing 🇦🇺 793 87 1ms 19 days ago First Prev 901–975 of 3,137 Next Last