Happy Numbers (Long) 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 900th Irratix 🇳🇱 741 104 346ms 13 Dec 2021 900th ericlangedijk 🇸🇮 741 104 379ms 17 Mar 2022 900th Matgc04 741 104 345ms 22 Aug 2023 900th CaedenHarper 🇨🇦 741 104 337ms 5 Nov 2025 905th boxjelly 740 92 182ms 14 Mar 2022 906th Shanethegamer 🇺🇸 738 89 38ms 16 Apr 2024 907th AkashTandon167 736 95 66ms 2 Nov 2021 907th mhenion8293 🇺🇸 736 95 13ms 23 Jan 2022 907th 4ndyJ 🇬🇧 736 95 20ms 12 Feb 2023 907th Alex-x90 🇺🇸 736 95 20ms 13 Feb 2023 907th AlephSquirrel 736 95 2ms 8 Jun 2023 907th mathb0y512 736 95 498ms 22 Sep 2025 907th jacekwladzinski 736 95 19ms 2 Oct 2025 914th SirBogman 🇺🇸 736 254 43ms 23 Nov 2022 915th olivermrose 🇺🇸 735 65 46ms 27 Oct 2021 915th KatieLG 🇬🇧 735 65 39ms 10 Apr 2022 915th yzhs 🇩🇪 735 65 42ms 20 Jul 2022 915th DialFrost 🇸🇬 735 65 90ms 28 Jan 2023 915th edsrzf 🇳🇿 735 65 94ms 5 Nov 2024 920th snoozingnewt 🇨🇦 735 114 13ms 30 Sep 2025 921st jerrandolph 735 162 278ms 3 Nov 2023 922nd arctouch-cristiannevianna 734 105 373ms 26 May 2023 922nd annaproxy 734 105 367ms 11 Apr 2025 924th jared-hughes 734 128 69ms 20 Jul 2022 924th Alex-x90 🇺🇸 734 128 56ms 14 Nov 2022 926th yokasuretsu 733 51 167ms 16 Nov 2021 927th MeWhenI 🇻🇦 733 68 1,690ms 28 Jan 2023 927th Feniske 🇫🇷 733 68 1,557ms 7 Nov 2023 929th AlephSquirrel 733 81 10ms 8 Aug 2022 930th snoozingnewt 🇨🇦 733 136 145ms 29 Sep 2025 931st dokutan 732 109 99ms 16 days ago 932nd snoozingnewt 🇨🇦 731 105 43ms 1 Sep 2024 933rd GrayJoKing 🇦🇺 731 113 407ms 28 Feb 2022 934th Yewzir 🇧🇪 730 90 40ms 14 Jan 2024 935th pascscha 729 96 19ms 28 Mar 2022 935th vhoulbreque 🇫🇷 729 96 359ms 13 Aug 2022 935th Fanrco 729 96 337ms 4 Sep 2023 935th Europe2048 729 96 21ms 24 Nov 2024 939th Schmitt-Very-Cool 729 129 329ms 30 Sep 2025 940th scpchicken 🇵🇼 728 137 154ms 19 May 2022 941st targrik 726 164 266ms 30 Jun 2025 942nd albanian-laundromat 726 190 464ms 18 Oct 2025 943rd annaproxy 725 105 25ms 8 Jan 2023 944th pandapawskat 724 66 56ms 7 Oct 2021 945th randolchance 724 82 14ms 11 Jan 2023 946th MeWhenI 🇻🇦 724 118 40ms 13 Feb 2025 947th Shanethegamer 🇺🇸 724 121 53ms 15 Dec 2022 948th DialFrost 🇸🇬 723 110 97ms 16 Nov 2024 949th emgordon154 722 36 8ms 3 Nov 2024 950th dcgjb 722 69 985ms 6 May 2024 951st RockOfStone 722 106 2ms 4 Nov 2021 951st frosster 722 106 15ms 26 Mar 2025 953rd GolfingSuccess 🇬🇷 722 112 4ms 11 Sep 2022 954th MeWhenI 🇻🇦 722 116 57ms 13 Dec 2023 955th martinnorling 🇸🇪 721 97 73ms 2 Feb 2022 955th Pyroan 721 97 23ms 14 Mar 2025 957th GolfingSuccess 🇬🇷 720 97 2ms 19 Mar 2025 958th Yewzir 🇧🇪 719 113 120ms 14 Jan 2024 959th emgordon154 718 100 13ms 27 Dec 2024 960th lynn 718 106 33ms 16 Nov 2021 961st janbehrens 🇩🇪 718 115 428ms 23 Mar 2022 962nd Yewzir 🇧🇪 716 113 3ms 13 Jan 2024 963rd tayloia 🇬🇧 715 83 12ms 11 May 2023 963rd acollett89 715 83 11ms 4 Aug 2025 963rd CaedenHarper 🇨🇦 715 83 15ms 15 Sep 2025 966th Shanethegamer 🇺🇸 715 86 763ms 26 May 2025 967th CaedenHarper 🇨🇦 714 67 94ms 31 Aug 2025 968th BrenSchaap 714 98 20ms 21 Oct 2021 968th Andrey135296 714 98 19ms 3 Jan 2022 968th mikehanus 714 98 19ms 21 Nov 2023 968th Troon 714 98 60ms 14 Feb 2025 968th csharpython 714 98 19ms 17 Jul 2025 973rd janbehrens 🇩🇪 713 98 2ms 21 Sep 2021 973rd RYNO8 713 98 2ms 16 Aug 2022 973rd dokutan 713 98 7ms 6 Nov 2025 First Prev 901–975 of 2,026 Next Last