Happy Numbers 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 641st MeWhenI 🇻🇦 893 92 24ms 13 Jul 2021 642nd stackofbears 892 33 34ms 14 Mar 2025 643rd GrayJoKing 🇦🇺 892 72 36ms 14 Jun 2022 643rd primo-ppcg 🇹🇭 892 72 36ms 21 Jun 2022 643rd 386asm 🇺🇸 892 72 37ms 4 May 2023 646th MeWhenI 🇻🇦 891 56 1,293ms 13 Nov 2022 647th GrayJoKing 🇦🇺 890 65 3ms 26 Jul 2023 648th stefangimmillaro 890 71 4ms 9 Jan 2022 648th emplv 🇱🇻 890 71 5ms 21 Jul 2022 650th Shanethegamer 🇺🇸 889 147 10ms 1 Aug 2023 650th MeWhenI 🇻🇦 889 147 9ms 1 Aug 2023 650th Lydxn 🇨🇦 889 147 10ms 1 Aug 2023 650th JayXon 🇺🇸 889 147 9ms 2 Aug 2023 650th Steffan153 🇫🇮 889 147 11ms 2 Aug 2023 650th janbehrens 🇩🇪 889 147 9ms 2 Aug 2023 650th GrayJoKing 🇦🇺 889 147 10ms 11 Aug 2023 650th BREMAUCY 🇫🇷 889 147 10ms 7 Sep 2023 650th dokutan 889 147 9ms 26 Oct 2023 650th Yewzir 🇧🇪 889 147 10ms 12 Mar 2024 650th HumanoidCPU 889 147 10ms 13 May 2024 650th pardouin 🇫🇷 889 147 9ms 20 Aug 2024 650th KatieLG 🇬🇧 889 147 10ms 26 Sep 2024 650th emgordon154 889 147 9ms 4 Dec 2024 650th CaedenHarper 🇨🇦 889 147 9ms 24 Jan 2025 650th rucin93 🇵🇱 889 147 10ms 23 Apr 2025 650th albanian-laundromat 🇺🇸 889 147 10ms 20 Jul 2025 650th Babafaba 889 147 10ms 24 Oct 2025 650th GolfingSuccess 🇬🇷 889 147 10ms 8 Nov 2025 650th snoozingnewt 🇨🇦 889 147 10ms 5 Dec 2025 670th ovs-code 🇩🇪 887 87 488ms 29 Jul 2024 671st MeWhenI 🇻🇦 886 76 37ms 16 May 2023 672nd Shanethegamer 🇺🇸 886 83 364ms 12 May 2023 672nd janbehrens 🇩🇪 886 83 375ms 26 Nov 2023 672nd Yewzir 🇧🇪 886 83 372ms 11 Feb 2024 672nd snoozingnewt 🇨🇦 886 83 392ms 29 Nov 2025 676th lynn 886 93 27ms 12 Jul 2023 676th edsrzf 🇳🇿 886 93 27ms 24 Feb 2026 678th KasperKivimaeki 🇫🇮 886 115 284ms 2 Oct 2025 679th MeWhenI 🇻🇦 885 52 64ms 2 Nov 2023 679th Yewzir 🇧🇪 885 52 67ms 7 Mar 2024 679th edsrzf 🇳🇿 885 52 63ms 17 Jan 2025 679th fuzzylojik-golf 🇺🇸 885 52 60ms 17 Sep 2025 683rd jusaka 885 92 119ms 4 days ago 684th Steffan153 🇫🇮 884 64 122ms 26 Feb 2026 685th jared-hughes 884 76 1ms 6 Mar 2022 685th edsrzf 🇳🇿 884 76 2ms 16 days ago 687th emplv 🇱🇻 884 93 25ms 29 Jun 2022 688th pardouin 🇫🇷 883 63 1,138ms 29 Aug 2025 689th MeWhenI 🇻🇦 883 75 2ms 12 Sep 2022 689th sean-niemann 🇺🇸 883 75 2ms 8 Oct 2024 691st marcin7Cd 883 77 136ms 11 Mar 2020 691st fuzzylojik-golf 🇺🇸 883 77 139ms 15 Sep 2025 693rd m-tkach 🇺🇦 883 98 53ms 9 Mar 2023 693rd annaproxy 883 98 54ms 22 Oct 2023 693rd Yewzir 🇧🇪 883 98 59ms 30 Dec 2023 696th marcin7Cd 883 148 10ms 12 Oct 2020 696th Attero 🇸🇪 883 148 9ms 12 Oct 2020 696th sisyphus-ppcg 🇦🇺 883 148 10ms 30 May 2021 696th lynn 883 148 10ms 1 Jun 2021 696th SirBogman 🇺🇸 883 148 10ms 28 Nov 2021 696th ovs-code 🇩🇪 883 148 10ms 22 Apr 2022 696th scpchicken 🇵🇼 883 148 10ms 4 Feb 2023 703rd prplz 🇦🇺 882 68 11ms 12 Oct 2021 703rd NewDefectus 🇮🇱 882 68 10ms 16 Dec 2021 703rd KrausRaus 🇺🇸 882 68 10ms 6 Jan 2026 706th Attero 🇸🇪 882 81 2ms 4 May 2020 706th c0d3-4-F00d 🇩🇪 882 81 2ms 5 Jan 2022 706th snoozingnewt 🇨🇦 882 81 2ms 13 Sep 2025 706th AZTECCO 882 81 2ms 16 Sep 2025 706th Yax42 🇫🇷 882 81 1ms 14 Oct 2025 711th JayXon 🇺🇸 882 143 1,685ms 15 Sep 2025 712th benwilliamgraham 881 69 10ms 26 Jan 2019 712th OllieBoyne 🇬🇧 881 69 9ms 16 Jan 2021 712th eiburns 881 69 10ms 20 Jan 2022 712th vishwathg 881 69 9ms 16 Aug 2022 712th emirps 881 69 9ms 22 Feb 2023 712th Vaekor 881 69 9ms 9 Jul 2023 712th AVDestroyer 881 69 10ms 4 Sep 2023 712th m42km 881 69 9ms 7 Oct 2023 712th elgan65536 🇺🇸 881 69 9ms 4 Apr 2024 First Prev 641–720 of 3,244 Next Last