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 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 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 4ndyJ 🇬🇧 736 95 21ms 12 Feb 2023 899th Alex-x90 🇺🇸 736 95 21ms 13 Feb 2023 899th AlephSquirrel 736 95 2ms 8 Jun 2023 899th mathb0y512 736 95 508ms 22 Sep 2025 899th jacekwladzinski 736 95 19ms 2 Oct 2025 906th SirBogman 🇺🇸 736 254 43ms 23 Nov 2022 907th olivermrose 🇺🇸 735 65 46ms 27 Oct 2021 907th KatieLG 🇬🇧 735 65 39ms 10 Apr 2022 907th yzhs 🇩🇪 735 65 42ms 20 Jul 2022 907th DialFrost 🇸🇬 735 65 90ms 28 Jan 2023 907th edsrzf 🇳🇿 735 65 94ms 5 Nov 2024 912th snoozingnewt 🇺🇸 735 114 13ms 30 Sep 2025 913th jerrandolph 735 162 253ms 3 Nov 2023 914th arctouch-cristiannevianna 734 105 373ms 26 May 2023 914th annaproxy 734 105 367ms 11 Apr 2025 916th jared-hughes 734 128 60ms 20 Jul 2022 916th Alex-x90 🇺🇸 734 128 52ms 14 Nov 2022 918th yokasuretsu 733 51 167ms 16 Nov 2021 919th MeWhenI 🇻🇦 733 68 1,690ms 28 Jan 2023 919th Feniske 🇫🇷 733 68 1,557ms 7 Nov 2023 921st AlephSquirrel 733 81 10ms 8 Aug 2022 922nd snoozingnewt 🇺🇸 733 136 145ms 29 Sep 2025 923rd dokutan 732 109 103ms 13 days ago 924th snoozingnewt 🇺🇸 731 105 43ms 1 Sep 2024 925th GrayJoKing 🇦🇺 731 113 407ms 28 Feb 2022 926th Yewzir 🇧🇪 730 90 40ms 14 Jan 2024 927th pascscha 729 96 20ms 28 Mar 2022 927th vhoulbreque 🇫🇷 729 96 357ms 13 Aug 2022 927th Fanrco 729 96 311ms 4 Sep 2023 927th Europe2048 729 96 20ms 24 Nov 2024 931st Schmitt-Very-Cool 729 129 329ms 30 Sep 2025 932nd scpchicken 🇵🇼 728 137 154ms 19 May 2022 933rd targrik 726 164 253ms 30 Jun 2025 934th albanian-laundromat 726 190 942ms 18 Oct 2025 935th annaproxy 725 105 35ms 8 Jan 2023 936th pandapawskat 724 66 56ms 7 Oct 2021 937th randolchance 724 82 10ms 11 Jan 2023 938th MeWhenI 🇻🇦 724 118 40ms 13 Feb 2025 939th Shanethegamer 🇺🇸 724 121 53ms 15 Dec 2022 940th DialFrost 🇸🇬 723 110 97ms 16 Nov 2024 941st emgordon154 722 36 8ms 3 Nov 2024 942nd dcgjb 722 69 985ms 6 May 2024 943rd RockOfStone 722 106 2ms 4 Nov 2021 943rd frosster 722 106 15ms 26 Mar 2025 945th GolfingSuccess 🇬🇷 722 112 4ms 11 Sep 2022 946th MeWhenI 🇻🇦 722 116 57ms 13 Dec 2023 947th martinnorling 🇸🇪 721 97 66ms 2 Feb 2022 947th Pyroan 721 97 25ms 14 Mar 2025 949th GolfingSuccess 🇬🇷 720 97 2ms 19 Mar 2025 950th Yewzir 🇧🇪 719 113 120ms 14 Jan 2024 951st emgordon154 718 100 13ms 27 Dec 2024 952nd lynn 718 106 43ms 16 Nov 2021 953rd janbehrens 🇩🇪 718 115 428ms 23 Mar 2022 954th Yewzir 🇧🇪 716 113 3ms 13 Jan 2024 955th tayloia 🇬🇧 715 83 12ms 11 May 2023 955th acollett89 715 83 11ms 4 Aug 2025 955th CaedenHarper 🇨🇦 715 83 14ms 15 Sep 2025 958th Shanethegamer 🇺🇸 715 86 769ms 26 May 2025 959th CaedenHarper 🇨🇦 714 67 94ms 31 Aug 2025 960th BrenSchaap 714 98 20ms 21 Oct 2021 960th Andrey135296 714 98 21ms 3 Jan 2022 960th mikehanus 714 98 20ms 21 Nov 2023 960th Troon 714 98 61ms 14 Feb 2025 960th csharpython 714 98 19ms 17 Jul 2025 965th janbehrens 🇩🇪 713 98 2ms 21 Sep 2021 965th RYNO8 713 98 2ms 16 Aug 2022 965th dokutan 713 98 7ms 25 days ago 968th DialFrost 🇸🇬 710 114 11ms 28 Oct 2024 969th primo-ppcg 🇹🇭 709 71 995ms 29 Nov 2021 970th HumanoidCPU 708 121 99ms 22 Jun 2024 971st Garklein 🇨🇦 707 84 10ms 20 Feb 2022 972nd janbehrens 🇩🇪 707 109 334ms 21 Nov 2021 973rd scpchicken 🇵🇼 706 53 249ms 7 Mar 2022 974th rollershutter 706 68 289ms 3 Jul 2024 975th andrewteske 706 99 20ms 18 Nov 2021 First Prev 901–975 of 2,020 Next Last