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 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 561st snoozingnewt 🇨🇦 853 99 4ms 1 Sep 2024 562nd primo-ppcg 🇹🇭 852 82 1ms 22 Sep 2021 562nd nwellnhof 🇩🇪 852 82 2ms 22 Sep 2021 562nd Attero 🇸🇪 852 82 3ms 23 Dec 2021 562nd c0d3-4-F00d 🇩🇪 852 82 2ms 5 Jan 2022 562nd snoozingnewt 🇨🇦 852 82 3ms 13 Sep 2025 567th marcin7Cd 851 80 146ms 29 Sep 2021 567th cbrt-x 851 80 154ms 15 Sep 2023 569th MeWhenI 🇻🇦 851 96 123ms 15 Nov 2022 570th janbehrens 🇩🇪 851 140 351ms 20 Sep 2021 571st ovs-code 🇩🇪 851 181 1,738ms 14 Sep 2025 571st jared-hughes 851 181 1,666ms 16 Sep 2025 571st MeWhenI 🇻🇦 851 181 1,677ms 7 Nov 2025 571st Yewzir 🇧🇪 851 181 1,880ms 14 Nov 2025 575th KatieLG 🇬🇧 849 79 689ms 16 Jan 2024 575th MeWhenI 🇻🇦 849 79 610ms 17 Jan 2024 575th duckyluuk 🇳🇱 849 79 626ms 20 Jun 2024 575th namelessiw 849 79 630ms 14 Jul 2024 575th lifthrasiir 🇰🇷 849 79 596ms 2 Dec 2024 575th dokutan 849 79 626ms 13 Mar 2026 581st Steffan153 🇫🇮 849 134 50ms 22 days ago 582nd ovs-code 🇩🇪 849 190 17ms 9 Jul 2024 583rd stefangimmillaro 848 111 462ms 6 Oct 2025 583rd kmathis22 848 111 379ms 20 Nov 2025 583rd ethanlally 848 111 387ms 23 Nov 2025 583rd dokutan 848 111 326ms 23 Nov 2025 583rd snoozingnewt 🇨🇦 848 111 449ms 5 Dec 2025 588th MeWhenI 🇻🇦 848 163 1,473ms 28 Mar 2025 589th Irratix 🇳🇱 847 112 59ms 3 Jan 2022 590th Yewzir 🇧🇪 847 118 130ms 5 Feb 2024 591st rucin93 🇵🇱 846 86 2ms 19 Nov 2025 592nd Steffan153 🇫🇮 845 89 18ms 3 Feb 2023 592nd sisyphus-ppcg 🇦🇺 845 89 17ms 4 Feb 2023 592nd edsrzf 🇳🇿 845 89 14ms 14 Nov 2025 595th JOrE20 845 140 25ms 19 Feb 2026 596th DialFrost 🇸🇬 844 98 490ms 16 Nov 2025 597th Steffan153 🇫🇮 843 73 224ms 15 Aug 2024 598th itsjustfreekie 843 83 308ms 20 Sep 2021 598th neihousaigaai 843 83 22ms 3 Jan 2022 598th cesarm4 843 83 193ms 16 Apr 2022 598th nstearns96 🇬🇧 843 83 251ms 27 Jan 2023 598th randolchance 843 83 21ms 16 Feb 2023 598th galloj 🇨🇿 843 83 3,245ms 5 Mar 2023 598th yzhs 🇩🇪 843 83 301ms 23 Jun 2023 598th Yewzir 🇧🇪 843 83 260ms 8 Oct 2023 598th m42km 843 83 315ms 12 Oct 2023 607th emplv 🇱🇻 842 78 57ms 19 Apr 2024 608th pardouin 🇫🇷 842 83 3ms 8 Oct 2024 608th LostSyntax21 🇬🇧 842 83 3ms 8 Jan 2025 610th rak1507 🇬🇧 841 36 35ms 20 Sep 2021 611th Shanethegamer 🇺🇸 841 95 125ms 14 Oct 2022 611th emplv 🇱🇻 841 95 120ms 28 Oct 2022 611th Yewzir 🇧🇪 841 95 116ms 28 Mar 2024 614th primo-ppcg 🇹🇭 840 91 2ms 23 Sep 2021 614th JayXon 🇺🇸 840 91 2ms 3 Oct 2021 614th Lydxn 🇨🇦 840 91 2ms 9 Apr 2022 614th btnlq 840 91 2ms 27 Dec 2022 614th FlyingPenguin223 840 91 2ms 5 Feb 2026 619th edsrzf 🇳🇿 840 100 19ms 5 Jan 2025 620th MeWhenI 🇻🇦 840 113 60ms 29 Nov 2022 621st lynn 840 119 151ms 10 Mar 2022 621st ovs-code 🇩🇪 840 119 134ms 23 Jun 2023 621st mousetail 🇳🇱 840 119 139ms 15 Jan 2024 624th DialFrost 🇸🇬 839 88 7ms 26 Feb 2026 625th anter69 🇭🇺 838 57 39ms 30 Sep 2021 626th ovs-code 🇩🇪 838 69 163ms 3 Aug 2024 627th SirBogman 🇺🇸 838 80 609ms 15 Jan 2024 627th Shanethegamer 🇺🇸 838 80 549ms 16 Jan 2024 627th snoozingnewt 🇨🇦 838 80 696ms 28 Sep 2025 630th Shanethegamer 🇺🇸 838 95 137ms 16 Dec 2022 631st Shanethegamer 🇺🇸 838 102 1,325ms 20 Mar 2023 632nd Yewzir 🇧🇪 836 87 2ms 20 Nov 2025 633rd stackofbears 836 99 443ms 21 Mar 2022 634th albanian-laundromat 🇺🇸 835 105 41ms 7 Sep 2025 635th albanian-laundromat 🇺🇸 834 73 1,032ms 23 Sep 2025 636th madex 🇩🇪 834 85 2,587ms 27 days ago 637th CornerMercury 🇬🇧 833 30 5ms 21 Jan 2026 637th emgordon154 833 30 5ms 22 Feb 2026 639th prplz 🇦🇺 833 103 124ms 18 Dec 2021 639th dokutan 833 103 87ms 6 Nov 2025 First Prev 561–640 of 2,199 Next Last