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 prplz 🇦🇺 893 80 1ms 20 Oct 2020 641st primo-ppcg 🇹🇭 893 80 1ms 21 Oct 2020 641st emgordon154 893 80 1ms 22 Dec 2021 641st GrayJoKing 🇦🇺 893 80 1ms 13 Mar 2022 641st jared-hughes 893 80 1ms 30 Mar 2022 641st janbehrens 🇩🇪 893 80 1ms 26 Nov 2023 641st Herbert00709 🇵🇱 893 80 1ms 8 Jun 2024 641st roupiq 🇵🇱 893 80 1ms 9 Jun 2024 641st dokutan 893 80 2ms 12 Mar 2026 650th stackofbears 892 33 34ms 14 Mar 2025 651st MeWhenI 🇻🇦 892 56 1,293ms 13 Nov 2022 652nd blaztoma 🇱🇹 891 53 37ms 5 mins ago 653rd GrayJoKing 🇦🇺 891 65 3ms 26 Jul 2023 654th stefangimmillaro 890 71 5ms 9 Jan 2022 654th emplv 🇱🇻 890 71 5ms 21 Jul 2022 656th ovs-code 🇩🇪 890 87 488ms 29 Jul 2024 657th Shanethegamer 🇺🇸 890 147 10ms 1 Aug 2023 657th MeWhenI 🇻🇦 890 147 9ms 1 Aug 2023 657th Lydxn 🇨🇦 890 147 10ms 1 Aug 2023 657th JayXon 🇺🇸 890 147 9ms 2 Aug 2023 657th Steffan153 🇫🇮 890 147 11ms 2 Aug 2023 657th janbehrens 🇩🇪 890 147 9ms 2 Aug 2023 657th GrayJoKing 🇦🇺 890 147 10ms 11 Aug 2023 657th BREMAUCY 🇫🇷 890 147 10ms 7 Sep 2023 657th dokutan 890 147 9ms 26 Oct 2023 657th Yewzir 🇧🇪 890 147 10ms 12 Mar 2024 657th HumanoidCPU 890 147 10ms 13 May 2024 657th pardouin 🇫🇷 890 147 9ms 20 Aug 2024 657th KatieLG 🇬🇧 890 147 10ms 26 Sep 2024 657th emgordon154 890 147 9ms 4 Dec 2024 657th CaedenHarper 🇨🇦 890 147 9ms 24 Jan 2025 657th rucin93 🇵🇱 890 147 10ms 23 Apr 2025 657th albanian-laundromat 🇺🇸 890 147 10ms 20 Jul 2025 657th Babafaba 890 147 10ms 24 Oct 2025 657th GolfingSuccess 🇬🇷 890 147 10ms 8 Nov 2025 657th snoozingnewt 🇨🇦 890 147 10ms 5 Dec 2025 677th MeWhenI 🇻🇦 889 76 37ms 16 May 2023 678th pardouin 🇫🇷 887 63 933ms 29 Aug 2025 679th lynn 887 93 27ms 12 Jul 2023 679th edsrzf 🇳🇿 887 93 27ms 24 Feb 2026 681st MeWhenI 🇻🇦 886 52 64ms 2 Nov 2023 681st Yewzir 🇧🇪 886 52 67ms 7 Mar 2024 681st edsrzf 🇳🇿 886 52 63ms 17 Jan 2025 681st fuzzylojik-golf 🇺🇸 886 52 60ms 17 Sep 2025 685th Steffan153 🇫🇮 886 64 122ms 26 Feb 2026 686th Shanethegamer 🇺🇸 886 83 346ms 12 May 2023 686th janbehrens 🇩🇪 886 83 372ms 26 Nov 2023 686th Yewzir 🇧🇪 886 83 372ms 11 Feb 2024 686th snoozingnewt 🇨🇦 886 83 392ms 29 Nov 2025 690th emplv 🇱🇻 886 93 25ms 29 Jun 2022 691st KasperKivimaeki 🇫🇮 886 115 344ms 2 Oct 2025 692nd jared-hughes 885 76 1ms 6 Mar 2022 692nd edsrzf 🇳🇿 885 76 2ms 22 days ago 694th MeWhenI 🇻🇦 884 75 2ms 12 Sep 2022 694th sean-niemann 🇺🇸 884 75 2ms 8 Oct 2024 696th marcin7Cd 884 77 136ms 11 Mar 2020 696th fuzzylojik-golf 🇺🇸 884 77 139ms 15 Sep 2025 698th JayXon 🇺🇸 884 143 1,685ms 15 Sep 2025 699th marcin7Cd 884 148 10ms 12 Oct 2020 699th Attero 🇸🇪 884 148 9ms 12 Oct 2020 699th sisyphus-ppcg 🇦🇺 884 148 10ms 30 May 2021 699th lynn 884 148 10ms 1 Jun 2021 699th SirBogman 🇺🇸 884 148 10ms 28 Nov 2021 699th ovs-code 🇩🇪 884 148 10ms 22 Apr 2022 699th scpchicken 🇵🇼 884 148 10ms 4 Feb 2023 706th m-tkach 🇺🇦 883 98 54ms 9 Mar 2023 706th annaproxy 883 98 57ms 22 Oct 2023 706th Yewzir 🇧🇪 883 98 54ms 30 Dec 2023 709th prplz 🇦🇺 882 68 12ms 12 Oct 2021 709th NewDefectus 🇮🇱 882 68 10ms 16 Dec 2021 709th KrausRaus 🇺🇸 882 68 10ms 6 Jan 2026 712th Yewzir 🇧🇪 882 79 116ms 6 Dec 2023 713th Attero 🇸🇪 882 81 2ms 4 May 2020 713th c0d3-4-F00d 🇩🇪 882 81 2ms 5 Jan 2022 713th snoozingnewt 🇨🇦 882 81 2ms 13 Sep 2025 713th AZTECCO 882 81 2ms 16 Sep 2025 713th Yax42 🇫🇷 882 81 1ms 14 Oct 2025 718th MeWhenI 🇻🇦 881 66 72ms 13 Dec 2022 719th benwilliamgraham 881 69 12ms 26 Jan 2019 719th OllieBoyne 🇬🇧 881 69 10ms 16 Jan 2021 First Prev 641–720 of 3,336 Next Last