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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix 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 ArkScript 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 ><> 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 ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix 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 561st Steffan153 🇫🇮 846 99 12ms 12 Dec 2023 562nd stefangimmillaro 846 111 507ms 6 Oct 2025 562nd kmathis22 846 111 379ms 20 Nov 2025 562nd ethanlally 846 111 387ms 23 Nov 2025 562nd dokutan 846 111 373ms 23 Nov 2025 562nd snoozingnewt 🇨🇦 846 111 449ms 5 Dec 2025 567th Irratix 🇳🇱 846 112 59ms 3 Jan 2022 568th ovs-code 🇩🇪 846 190 18ms 9 Jul 2024 569th rucin93 🇵🇱 845 86 2ms 19 Nov 2025 570th MeWhenI 🇻🇦 845 96 126ms 15 Nov 2022 571st MeWhenI 🇻🇦 845 163 1,452ms 28 Mar 2025 572nd Steffan153 🇫🇮 844 89 18ms 3 Feb 2023 572nd sisyphus-ppcg 🇦🇺 844 89 18ms 4 Feb 2023 572nd edsrzf 🇳🇿 844 89 14ms 14 Nov 2025 575th Yewzir 🇧🇪 844 118 125ms 5 Feb 2024 576th itsjustfreekie 842 83 300ms 20 Sep 2021 576th neihousaigaai 842 83 21ms 3 Jan 2022 576th cesarm4 842 83 198ms 16 Apr 2022 576th nstearns96 🇬🇧 842 83 245ms 27 Jan 2023 576th randolchance 842 83 20ms 16 Feb 2023 576th galloj 🇨🇿 842 83 3,506ms 5 Mar 2023 576th yzhs 🇩🇪 842 83 238ms 23 Jun 2023 576th Yewzir 🇧🇪 842 83 231ms 8 Oct 2023 576th m42km 842 83 312ms 12 Oct 2023 585th DialFrost 🇸🇬 842 98 379ms 16 Nov 2025 586th rak1507 🇬🇧 841 36 36ms 20 Sep 2021 587th Steffan153 🇫🇮 841 73 229ms 15 Aug 2024 588th emplv 🇱🇻 841 78 39ms 19 Apr 2024 589th pardouin 🇫🇷 841 83 3ms 8 Oct 2024 589th LostSyntax21 🇬🇧 841 83 3ms 8 Jan 2025 591st albanian-laundromat 840 73 1,053ms 23 Sep 2025 592nd Shanethegamer 🇺🇸 839 95 124ms 14 Oct 2022 592nd emplv 🇱🇻 839 95 130ms 28 Oct 2022 592nd Yewzir 🇧🇪 839 95 125ms 28 Mar 2024 595th anter69 🇭🇺 838 57 39ms 30 Sep 2021 596th primo-ppcg 🇹🇭 838 91 2ms 23 Sep 2021 596th JayXon 🇺🇸 838 91 2ms 3 Oct 2021 596th Lydxn 🇨🇦 838 91 2ms 9 Apr 2022 596th btnlq 838 91 2ms 27 Dec 2022 596th FlyingPenguin223 838 91 2ms 5 days ago 601st edsrzf 🇳🇿 838 100 21ms 5 Jan 2025 602nd MeWhenI 🇻🇦 838 113 59ms 29 Nov 2022 603rd ovs-code 🇩🇪 837 69 141ms 3 Aug 2024 604th SirBogman 🇺🇸 837 80 585ms 15 Jan 2024 604th Shanethegamer 🇺🇸 837 80 504ms 16 Jan 2024 604th snoozingnewt 🇨🇦 837 80 643ms 28 Sep 2025 607th lynn 837 119 149ms 10 Mar 2022 607th ovs-code 🇩🇪 837 119 123ms 23 Jun 2023 607th mousetail 🇳🇱 837 119 130ms 15 Jan 2024 610th Shanethegamer 🇺🇸 836 95 137ms 16 Dec 2022 611th Shanethegamer 🇺🇸 836 102 1,450ms 20 Mar 2023 612th Yewzir 🇧🇪 835 87 2ms 20 Nov 2025 613th stackofbears 834 99 460ms 21 Mar 2022 614th CornerMercury 🇬🇧 833 30 5ms 20 days ago 615th albanian-laundromat 833 105 40ms 7 Sep 2025 616th Bonjour27891 🇻🇳 832 84 69ms 9 Feb 2022 616th RDShah 832 84 333ms 11 May 2022 616th fredrik-bakke 🇳🇴 832 84 304ms 2 Oct 2022 616th jakobkordez 🇸🇮 832 84 21ms 30 Oct 2022 616th thehylian 832 84 20ms 2 Jan 2023 616th badboj40 832 84 306ms 12 Feb 2023 616th firegene 🇮🇪 832 84 21ms 22 Dec 2023 616th moustave 832 84 179ms 26 Nov 2024 616th dokutan 832 84 248ms 24 Dec 2024 625th h3ra993huskp 🇯🇵 831 113 503ms 30 Nov 2025 626th Shanethegamer 🇺🇸 831 114 55ms 18 Dec 2022 626th Yewzir 🇧🇪 831 114 56ms 14 Jan 2024 628th edsrzf 🇳🇿 831 118 27ms 45 hours ago 629th prplz 🇦🇺 830 103 122ms 18 Dec 2021 629th dokutan 830 103 84ms 6 Nov 2025 631st Shanethegamer 🇺🇸 830 120 115ms 13 Jan 2022 631st MeWhenI 🇻🇦 830 120 115ms 9 May 2023 631st emgordon154 830 120 128ms 14 Mar 2025 634th ovs-code 🇩🇪 830 166 1,417ms 29 Mar 2025 634th emgordon154 830 166 1,424ms 21 May 2025 636th inventshah 827 60 1,340ms 29 Sep 2023 636th emgordon154 827 60 1,286ms 18 Nov 2024 638th m42km 827 81 663ms 4 Feb 2024 638th Babafaba 827 81 705ms 3 Nov 2025 640th albanian-laundromat 827 96 175ms 13 Nov 2025 First Prev 561–640 of 2,072 Next Last