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 826th snoozingnewt 🇨🇦 768 92 3,159ms 27 Sep 2025 827th DialFrost 🇸🇬 766 127 94ms 5 days ago 828th MeWhenI 🇻🇦 766 244 16ms 28 Aug 2023 829th strout 765 89 193ms 15 Aug 2022 830th kTheLemon 765 100 2ms 2 Apr 2025 831st janbehrens 🇩🇪 765 165 30ms 20 Sep 2021 832nd jared-hughes 764 123 324ms 24 Sep 2025 832nd Babafaba 764 123 341ms 14 Oct 2025 834th UnderKoen 🇳🇱 764 147 34ms 20 Apr 2023 835th prplz 🇦🇺 763 49 193ms 27 Sep 2021 836th DialFrost 🇸🇬 763 112 43ms 13 Feb 2025 837th shawphy 761 78 10ms 12 Oct 2021 838th Yewzir 🇧🇪 761 166 27ms 14 Jan 2024 839th Indivicivet 760 92 318ms 26 Oct 2021 839th Irratix 🇳🇱 760 92 2ms 19 Dec 2021 839th nullie 760 92 20ms 8 Jun 2022 839th FortuiteMan 🇫🇷 760 92 19ms 10 Sep 2023 839th jbjd 760 92 22ms 23 Nov 2024 839th 5quiwyrm 760 92 238ms 25 Nov 2024 839th qpwoeirut 760 92 20ms 11 days ago 846th Shanethegamer 🇺🇸 760 93 3,044ms 27 Oct 2024 847th Andriamanitra 🇫🇮 759 63 63ms 20 Jul 2022 848th Yewzir 🇧🇪 758 99 40ms 18 Dec 2024 849th Irratix 🇳🇱 757 90 146ms 24 Sep 2021 850th jared-hughes 757 101 2ms 17 Mar 2022 851st MeWhenI 🇻🇦 756 95 14ms 23 May 2023 852nd prplz 🇦🇺 755 66 1,268ms 27 Sep 2021 852nd DialFrost 🇸🇬 755 66 678ms 10 Oct 2024 854th Yewzir 🇧🇪 755 102 345ms 13 Jan 2024 855th yzhs 🇩🇪 754 66 989ms 5 Nov 2021 856th msbranicky 753 89 590ms 17 Jan 2024 856th Stockoh 🇫🇷 753 89 489ms 24 Jun 2024 856th Mabeloid 🇳🇴 753 89 520ms 18 Sep 2024 859th emgordon154 752 77 130ms 7 Nov 2024 860th alasdair-greenland 752 79 22ms 10 Nov 2021 860th igmcdowell 752 79 11ms 11 Dec 2021 860th dylanarmstrong 752 79 12ms 24 Jan 2024 863rd stewSquared 🇺🇸 752 93 19ms 27 Sep 2022 863rd FlorianCassayre 🇫🇷 752 93 224ms 18 Oct 2022 863rd ssbhatt4321 752 93 21ms 11 Jun 2023 863rd Glinte 752 93 406ms 11 Dec 2023 863rd Hebelub 752 93 14ms 5 Jan 2024 863rd tobeannouncd 752 93 20ms 25 Apr 2025 863rd YAJUE114514 752 93 420ms 28 Jul 2025 870th snoozingnewt 🇨🇦 752 125 334ms 3 Oct 2025 871st Shanethegamer 🇺🇸 752 168 28ms 20 Sep 2021 872nd janbehrens 🇩🇪 750 64 456ms 9 Nov 2021 873rd Shanethegamer 🇺🇸 750 102 2ms 12 Dec 2022 873rd dokutan 750 102 2ms 6 Nov 2025 875th 386asm 🇺🇸 749 117 44ms 10 Apr 2023 876th KrausRaus 🇺🇸 748 97 2ms 24 Oct 2023 877th dokutan 748 103 337ms 10 days ago 878th emgordon154 748 130 93ms 14 hours ago 879th Shanethegamer 🇺🇸 748 131 27ms 20 Mar 2023 880th Irratix 🇳🇱 747 64 49ms 4 Mar 2022 880th annaproxy 747 64 65ms 27 Aug 2022 882nd CatsAreFluffy 745 66 2,670ms 31 Jan 2023 883rd trist224 🇫🇷 745 126 379ms 15 Nov 2022 884th drochom 744 94 326ms 22 Jun 2024 884th martion2007 744 94 70ms 14 Aug 2024 886th Yewzir 🇧🇪 744 111 500ms 13 Jan 2024 887th akamayu-ouo 🇹🇼 743 35 5ms 30 Jul 2024 888th snoozingnewt 🇨🇦 743 84 81ms 22 Oct 2025 889th jared-hughes 743 94 2ms 14 Mar 2022 889th Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 889th KenanHanke 743 94 2ms 22 Feb 2023 889th Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 893rd KatieLG 🇬🇧 742 67 971ms 21 Sep 2021 894th itsh01 742 80 40ms 4 Oct 2021 894th voytxt 🇨🇿 742 80 11ms 2 Mar 2022 894th dokutan 742 80 22ms 24 Dec 2024 897th j-Ewan 741 41 34ms 22 Feb 2022 898th primo-ppcg 🇹🇭 741 104 338ms 21 Nov 2021 898th Irratix 🇳🇱 741 104 346ms 13 Dec 2021 898th ericlangedijk 🇸🇮 741 104 379ms 17 Mar 2022 First Prev 826–900 of 2,025 Next Last