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 525th aditsu 852 83 3,051ms 10 Aug 2025 527th Lydxn 🇨🇦 852 90 53ms 20 Sep 2021 527th Steffan153 🇫🇮 852 90 53ms 12 Jan 2023 527th stefangimmillaro 852 90 44ms 26 Jan 2023 527th MeWhenI 🇻🇦 852 90 46ms 14 May 2023 527th DialFrost 🇸🇬 852 90 46ms 22 Oct 2024 532nd lynn 852 115 29ms 21 Aug 2023 533rd The3gs 852 117 152ms 29 Nov 2024 534th snoozingnewt 🇨🇦 850 99 5ms 1 Sep 2024 535th janbehrens 🇩🇪 850 140 277ms 20 Sep 2021 536th KatieLG 🇬🇧 848 79 566ms 16 Jan 2024 536th MeWhenI 🇻🇦 848 79 503ms 17 Jan 2024 536th duckyluuk 🇳🇱 848 79 553ms 20 Jun 2024 536th namelessiw 848 79 534ms 14 Jul 2024 536th lifthrasiir 🇰🇷 848 79 452ms 2 Dec 2024 541st MeWhenI 🇻🇦 847 96 121ms 15 Nov 2022 542nd stefangimmillaro 847 111 338ms 6 Oct 2025 542nd kmathis22 847 111 345ms 16 days ago 542nd ethanlally 847 111 353ms 13 days ago 542nd dokutan 847 111 347ms 12 days ago 542nd snoozingnewt 🇨🇦 847 111 338ms 20 hours ago 547th ovs-code 🇩🇪 847 190 18ms 9 Jul 2024 548th Steffan153 🇫🇮 846 89 17ms 3 Feb 2023 548th sisyphus-ppcg 🇦🇺 846 89 18ms 4 Feb 2023 548th edsrzf 🇳🇿 846 89 13ms 22 days ago 551st Steffan153 🇫🇮 846 99 12ms 12 Dec 2023 552nd MeWhenI 🇻🇦 846 163 437ms 28 Mar 2025 553rd Yewzir 🇧🇪 845 118 125ms 5 Feb 2024 554th rak1507 🇬🇧 844 36 37ms 20 Sep 2021 555th rucin93 🇵🇱 844 86 2ms 17 days ago 556th ovs-code 🇩🇪 844 181 1,530ms 14 Sep 2025 556th jared-hughes 844 181 1,584ms 16 Sep 2025 556th MeWhenI 🇻🇦 844 181 1,567ms 7 Nov 2025 556th Yewzir 🇧🇪 844 181 1,601ms 22 days ago 560th albanian-laundromat 843 73 770ms 23 Sep 2025 561st itsjustfreekie 843 83 315ms 20 Sep 2021 561st neihousaigaai 843 83 20ms 3 Jan 2022 561st cesarm4 843 83 188ms 16 Apr 2022 561st nstearns96 🇬🇧 843 83 246ms 27 Jan 2023 561st randolchance 843 83 20ms 16 Feb 2023 561st galloj 🇨🇿 843 83 3,235ms 5 Mar 2023 561st yzhs 🇩🇪 843 83 248ms 23 Jun 2023 561st Yewzir 🇧🇪 843 83 297ms 8 Oct 2023 561st m42km 843 83 313ms 12 Oct 2023 570th DialFrost 🇸🇬 843 98 379ms 19 days ago 571st emplv 🇱🇻 842 78 39ms 19 Apr 2024 572nd pardouin 🇫🇷 842 83 3ms 8 Oct 2024 572nd LostSyntax21 🇬🇧 842 83 3ms 8 Jan 2025 574th Waffle3z 840 91 2ms 19 Sep 2021 574th primo-ppcg 🇹🇭 840 91 2ms 23 Sep 2021 574th JayXon 🇺🇸 840 91 2ms 3 Oct 2021 574th Lydxn 🇨🇦 840 91 2ms 9 Apr 2022 574th btnlq 840 91 2ms 27 Dec 2022 574th FlyingPenguin223 840 91 2ms 29 Oct 2024 580th Shanethegamer 🇺🇸 840 95 100ms 14 Oct 2022 580th emplv 🇱🇻 840 95 103ms 28 Oct 2022 580th Yewzir 🇧🇪 840 95 102ms 28 Mar 2024 583rd Shanethegamer 🇺🇸 839 31 6ms 13 Jan 2022 584th anter69 🇭🇺 839 57 38ms 30 Sep 2021 585th ovs-code 🇩🇪 839 69 157ms 3 Aug 2024 586th Irratix 🇳🇱 839 112 61ms 3 Jan 2022 587th SirBogman 🇺🇸 838 80 485ms 15 Jan 2024 587th Shanethegamer 🇺🇸 838 80 490ms 16 Jan 2024 587th snoozingnewt 🇨🇦 838 80 549ms 28 Sep 2025 590th Shanethegamer 🇺🇸 838 95 124ms 16 Dec 2022 591st lynn 838 119 150ms 10 Mar 2022 591st ovs-code 🇩🇪 838 119 130ms 23 Jun 2023 591st mousetail 🇳🇱 838 119 134ms 15 Jan 2024 594th edsrzf 🇳🇿 837 100 19ms 5 Jan 2025 595th Shanethegamer 🇺🇸 837 102 1,297ms 20 Mar 2023 596th stackofbears 835 99 460ms 21 Mar 2022 597th albanian-laundromat 835 105 45ms 7 Sep 2025 598th Yewzir 🇧🇪 834 87 2ms 16 days ago 599th Bonjour27891 🇻🇳 833 84 61ms 9 Feb 2022 599th RDShah 833 84 341ms 11 May 2022 First Prev 526–600 of 2,032 Next Last