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 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 Gray Code Decoder Gray Code Encoder 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 Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 560th Steffan153 🇫🇮 851 90 40ms 12 Jan 2023 560th stefangimmillaro 851 90 40ms 26 Jan 2023 560th MeWhenI 🇻🇦 851 90 41ms 14 May 2023 560th DialFrost 🇸🇬 851 90 41ms 22 Oct 2024 565th janbehrens 🇩🇪 849 140 300ms 20 Sep 2021 566th ovs-code 🇩🇪 849 181 1,738ms 14 Sep 2025 566th jared-hughes 849 181 1,666ms 16 Sep 2025 566th MeWhenI 🇻🇦 849 181 1,677ms 7 Nov 2025 566th Yewzir 🇧🇪 849 181 1,936ms 14 Nov 2025 570th KatieLG 🇬🇧 848 79 666ms 16 Jan 2024 570th MeWhenI 🇻🇦 848 79 569ms 17 Jan 2024 570th duckyluuk 🇳🇱 848 79 606ms 20 Jun 2024 570th namelessiw 848 79 575ms 14 Jul 2024 570th lifthrasiir 🇰🇷 848 79 453ms 2 Dec 2024 570th dokutan 848 79 560ms 19 days ago 576th MeWhenI 🇻🇦 848 96 123ms 15 Nov 2022 577th stefangimmillaro 847 111 507ms 6 Oct 2025 577th kmathis22 847 111 379ms 20 Nov 2025 577th ethanlally 847 111 387ms 23 Nov 2025 577th dokutan 847 111 326ms 23 Nov 2025 577th snoozingnewt 🇨🇦 847 111 449ms 5 Dec 2025 582nd Irratix 🇳🇱 846 112 62ms 3 Jan 2022 583rd Steffan153 🇫🇮 846 134 50ms 12 days ago 584th ovs-code 🇩🇪 846 190 18ms 9 Jul 2024 585th rucin93 🇵🇱 845 86 3ms 19 Nov 2025 586th Yewzir 🇧🇪 845 118 130ms 5 Feb 2024 587th MeWhenI 🇻🇦 845 163 1,459ms 28 Mar 2025 588th Steffan153 🇫🇮 844 89 18ms 3 Feb 2023 588th sisyphus-ppcg 🇦🇺 844 89 17ms 4 Feb 2023 588th edsrzf 🇳🇿 844 89 14ms 14 Nov 2025 591st itsjustfreekie 842 83 300ms 20 Sep 2021 591st neihousaigaai 842 83 20ms 3 Jan 2022 591st cesarm4 842 83 181ms 16 Apr 2022 591st nstearns96 🇬🇧 842 83 245ms 27 Jan 2023 591st randolchance 842 83 20ms 16 Feb 2023 591st galloj 🇨🇿 842 83 3,418ms 5 Mar 2023 591st yzhs 🇩🇪 842 83 236ms 23 Jun 2023 591st Yewzir 🇧🇪 842 83 231ms 8 Oct 2023 591st m42km 842 83 312ms 12 Oct 2023 591st solisolu 842 83 21ms 14 days ago 601st DialFrost 🇸🇬 842 98 496ms 16 Nov 2025 602nd JOrE20 842 140 25ms 19 Feb 2026 603rd rak1507 🇬🇧 841 36 35ms 20 Sep 2021 604th Steffan153 🇫🇮 841 73 224ms 15 Aug 2024 605th emplv 🇱🇻 841 78 39ms 19 Apr 2024 606th pardouin 🇫🇷 841 83 3ms 8 Oct 2024 606th LostSyntax21 🇬🇧 841 83 3ms 8 Jan 2025 608th Shanethegamer 🇺🇸 839 95 121ms 14 Oct 2022 608th emplv 🇱🇻 839 95 110ms 28 Oct 2022 608th Yewzir 🇧🇪 839 95 114ms 28 Mar 2024 611th edsrzf 🇳🇿 839 100 19ms 5 Jan 2025 612th MeWhenI 🇻🇦 839 113 61ms 29 Nov 2022 613th anter69 🇭🇺 838 57 39ms 30 Sep 2021 614th primo-ppcg 🇹🇭 838 91 2ms 23 Sep 2021 614th JayXon 🇺🇸 838 91 2ms 3 Oct 2021 614th Lydxn 🇨🇦 838 91 2ms 9 Apr 2022 614th btnlq 838 91 2ms 27 Dec 2022 614th FlyingPenguin223 838 91 2ms 5 Feb 2026 619th lynn 838 119 151ms 10 Mar 2022 619th ovs-code 🇩🇪 838 119 134ms 23 Jun 2023 619th mousetail 🇳🇱 838 119 139ms 15 Jan 2024 622nd ovs-code 🇩🇪 837 69 162ms 3 Aug 2024 623rd SirBogman 🇺🇸 837 80 585ms 15 Jan 2024 623rd Shanethegamer 🇺🇸 837 80 483ms 16 Jan 2024 623rd snoozingnewt 🇨🇦 837 80 643ms 28 Sep 2025 626th DialFrost 🇸🇬 836 88 7ms 26 Feb 2026 627th Shanethegamer 🇺🇸 836 95 137ms 16 Dec 2022 628th Shanethegamer 🇺🇸 836 102 1,325ms 20 Mar 2023 629th Yewzir 🇧🇪 835 87 2ms 20 Nov 2025 630th stackofbears 834 99 443ms 21 Mar 2022 631st CornerMercury 🇬🇧 833 30 5ms 21 Jan 2026 631st emgordon154 833 30 5ms 22 Feb 2026 633rd albanian-laundromat 833 105 41ms 7 Sep 2025 634th Bonjour27891 🇻🇳 832 84 66ms 9 Feb 2022 634th RDShah 832 84 331ms 11 May 2022 634th fredrik-bakke 🇳🇴 832 84 304ms 2 Oct 2022 634th jakobkordez 🇸🇮 832 84 19ms 30 Oct 2022 634th thehylian 832 84 20ms 2 Jan 2023 634th badboj40 832 84 306ms 12 Feb 2023 634th firegene 🇮🇪 832 84 21ms 22 Dec 2023 First Prev 561–640 of 2,107 Next Last