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 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 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 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 641st MeWhenI 🇻🇦 824 53 141ms 19 Sep 2021 641st GrayJoKing 🇦🇺 824 53 76ms 20 Sep 2021 641st sean-niemann 🇺🇸 824 53 142ms 20 Sep 2021 641st scpchicken 🇵🇼 824 53 143ms 19 Dec 2022 641st Steffan153 🇫🇮 824 53 141ms 27 Jan 2023 641st DialFrost 🇸🇬 824 53 146ms 28 Jan 2023 641st snoozingnewt 🇨🇦 824 53 141ms 1 Sep 2024 641st fuzzylojik-golf 🇺🇸 824 53 95ms 15 Sep 2025 641st blaztoma 🇱🇹 824 53 141ms 25 days ago 650th andersk 🇺🇸 824 121 121ms 31 Oct 2022 651st Fishron 823 85 245ms 21 Oct 2021 651st aposteriorist 🇨🇦 823 85 20ms 6 Feb 2022 651st TFeld00 🇩🇰 823 85 364ms 22 Apr 2022 651st Ailko 🇧🇪 823 85 68ms 5 May 2022 651st tkr-sh 🇰🇵 823 85 20ms 17 May 2022 651st 051 🇸🇬 823 85 19ms 19 Aug 2022 651st trist224 🇫🇷 823 85 66ms 18 Oct 2022 651st Ripick 823 85 19ms 1 Feb 2023 651st jmerle 🇳🇱 823 85 293ms 16 Feb 2023 651st fkantelberg 823 85 19ms 7 Aug 2023 651st minhtrancccp 823 85 58ms 1 Nov 2023 651st wen1now 823 85 19ms 6 Nov 2023 651st elgan65536 823 85 20ms 28 Nov 2023 651st stertooy 🇧🇪 823 85 19ms 14 Jun 2024 651st FranklinJiaChen 823 85 192ms 5 Aug 2024 651st keelimeguy 🇺🇸 823 85 234ms 17 May 2025 651st KasperKivimaeki 🇫🇮 823 85 20ms 2 Jul 2025 651st albanian-laundromat 823 85 19ms 20 Nov 2025 651st Lv0Sys 🇵🇱 823 85 28ms 12 days ago 670th sean-niemann 🇺🇸 822 86 3,779ms 30 Oct 2024 671st jared-hughes 821 83 126ms 11 Sep 2023 672nd Shanethegamer 🇺🇸 821 168 467ms 27 Mar 2025 673rd AdrienHache 🇫🇷 820 94 378ms 2 Jun 2023 674th Yewzir 🇧🇪 819 107 40ms 14 Jan 2024 675th Shanethegamer 🇺🇸 818 101 458ms 13 Apr 2023 675th emgordon154 818 101 461ms 26 May 2025 677th snoozingnewt 🇨🇦 817 66 13ms 1 Sep 2024 677th LostSyntax21 🇬🇧 817 66 4ms 8 Jan 2025 679th dokutan 817 82 568ms 24 Dec 2024 680th snyderek 🇺🇸 817 116 62ms 6 Oct 2024 681st m-tkach 🇺🇦 817 120 28ms 18 Dec 2023 682nd Mabeloid 🇳🇴 817 122 122ms 31 Oct 2025 682nd CaedenHarper 🇨🇦 817 122 123ms 16 days ago 684th edsrzf 🇳🇿 816 88 11ms 7 Jun 2025 685th Natanaelel 🇸🇪 815 33 92ms 22 Jul 2022 685th SirBogman 🇺🇸 815 33 74ms 10 Sep 2022 687th snoozingnewt 🇨🇦 815 105 81ms 30 Sep 2025 688th kimbo 🇺🇸 815 146 265ms 12 Jan 2023 689th janbehrens 🇩🇪 814 73 10ms 20 Sep 2021 689th didion0 🇺🇸 814 73 41ms 23 Nov 2021 689th KatieLG 🇬🇧 814 73 14ms 5 Apr 2022 689th emgordon154 814 73 10ms 7 Nov 2024 693rd MeWhenI 🇻🇦 813 71 65ms 5 Apr 2025 694th andre-lameirinhas 🇵🇹 813 86 189ms 4 Nov 2021 694th RYNO8 813 86 61ms 16 Aug 2022 694th LeeCamp 813 86 229ms 15 Jan 2023 694th vishwathg 813 86 334ms 4 Feb 2023 694th cros107 🇦🇺 813 86 242ms 11 Oct 2023 694th logvp 813 86 3,236ms 12 Jan 2024 694th Bmrl7 813 86 12ms 29 Feb 2024 694th Grrisly 813 86 279ms 29 Mar 2024 694th SB-945 813 86 19ms 31 Mar 2024 694th resoNathan 813 86 13ms 18 Jul 2024 694th Andrey2001 813 86 13ms 13 days ago 705th Shanethegamer 🇺🇸 813 100 118ms 19 Sep 2021 705th MichalMarsalek 🇨🇿 813 100 125ms 3 Mar 2022 707th KenanSi 812 32 6ms 24 Feb 2022 707th ashtraypettingzoo 🇺🇸 812 32 6ms 5 Apr 2023 709th ovs-code 🇩🇪 812 66 11ms 15 Aug 2024 709th sisyphus-ppcg 🇦🇺 812 66 14ms 19 Aug 2024 711th OhmNomNom 811 59 48ms 20 Oct 2022 711th AlephSquirrel 811 59 84ms 14 Apr 2023 711th SirBogman 🇺🇸 811 59 69ms 10 Jan 2024 711th error256 811 59 69ms 13 May 2024 715th AlephSquirrel 810 104 4ms 6 Aug 2024 716th GolfingSuccess 🇬🇷 810 117 84ms 19 Mar 2025 717th elgan65536 810 123 124ms 5 Mar 2024 718th NewDefectus 🇮🇱 809 54 59ms 15 Dec 2021 718th LostSyntax21 🇬🇧 809 54 146ms 8 Jan 2025 720th MeWhenI 🇻🇦 809 93 17ms 2 Oct 2022 First Prev 641–720 of 2,041 Next Last