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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 596th galloj 🇨🇿 843 83 3,245ms 5 Mar 2023 596th yzhs 🇩🇪 843 83 301ms 23 Jun 2023 596th Yewzir 🇧🇪 843 83 260ms 8 Oct 2023 596th m42km 843 83 315ms 12 Oct 2023 605th DialFrost 🇸🇬 842 98 490ms 16 Nov 2025 606th JOrE20 842 140 25ms 19 Feb 2026 607th rak1507 🇬🇧 841 36 35ms 20 Sep 2021 608th Steffan153 🇫🇮 841 73 241ms 15 Aug 2024 609th emplv 🇱🇻 841 78 39ms 19 Apr 2024 610th pardouin 🇫🇷 841 83 3ms 8 Oct 2024 610th LostSyntax21 🇬🇧 841 83 3ms 8 Jan 2025 612th Shanethegamer 🇺🇸 839 95 109ms 14 Oct 2022 612th emplv 🇱🇻 839 95 116ms 28 Oct 2022 612th Yewzir 🇧🇪 839 95 103ms 28 Mar 2024 615th edsrzf 🇳🇿 839 100 19ms 5 Jan 2025 616th MeWhenI 🇻🇦 839 113 57ms 29 Nov 2022 617th anter69 🇭🇺 838 57 41ms 30 Sep 2021 617th blaztoma 🇱🇹 838 57 39ms 12 days ago 619th primo-ppcg 🇹🇭 838 91 2ms 23 Sep 2021 619th JayXon 🇺🇸 838 91 2ms 3 Oct 2021 619th Lydxn 🇨🇦 838 91 2ms 9 Apr 2022 619th btnlq 838 91 2ms 27 Dec 2022 619th FlyingPenguin223 838 91 2ms 5 Feb 2026 624th lynn 838 119 157ms 10 Mar 2022 624th ovs-code 🇩🇪 838 119 139ms 23 Jun 2023 624th mousetail 🇳🇱 838 119 144ms 15 Jan 2024 627th ovs-code 🇩🇪 837 69 143ms 3 Aug 2024 628th SirBogman 🇺🇸 837 80 609ms 15 Jan 2024 628th Shanethegamer 🇺🇸 837 80 549ms 16 Jan 2024 628th snoozingnewt 🇨🇦 837 80 696ms 28 Sep 2025 631st DialFrost 🇸🇬 836 88 8ms 26 Feb 2026 632nd Shanethegamer 🇺🇸 836 95 137ms 16 Dec 2022 633rd Yewzir 🇧🇪 835 87 2ms 20 Nov 2025 634th stackofbears 834 99 443ms 21 Mar 2022 635th Shanethegamer 🇺🇸 834 104 1,490ms 7 days ago 636th CornerMercury 🇬🇧 833 30 5ms 21 Jan 2026 636th emgordon154 833 30 5ms 22 Feb 2026 638th Bonjour27891 🇻🇳 833 84 71ms 9 Feb 2022 638th RDShah 833 84 352ms 11 May 2022 638th fredrik-bakke 🇳🇴 833 84 300ms 2 Oct 2022 638th jakobkordez 🇸🇮 833 84 22ms 30 Oct 2022 638th thehylian 833 84 21ms 2 Jan 2023 638th badboj40 833 84 387ms 12 Feb 2023 638th firegene 🇮🇪 833 84 21ms 22 Dec 2023 638th moustave 833 84 174ms 26 Nov 2024 638th SectorCorruptor 833 84 297ms 24 Mar 2026 647th albanian-laundromat 🇺🇸 833 105 41ms 7 Sep 2025 648th madex 🇩🇪 832 85 2,407ms 15 Mar 2026 649th h3ra993huskp 🇯🇵 832 113 521ms 30 Nov 2025 650th Shanethegamer 🇺🇸 832 114 55ms 18 Dec 2022 650th Yewzir 🇧🇪 832 114 56ms 14 Jan 2024 652nd albanian-laundromat 🇺🇸 831 73 822ms 23 Sep 2025 653rd edsrzf 🇳🇿 831 118 28ms 9 Feb 2026 654th Shanethegamer 🇺🇸 831 120 130ms 13 Jan 2022 654th MeWhenI 🇻🇦 831 120 128ms 9 May 2023 654th emgordon154 831 120 133ms 14 Mar 2025 657th prplz 🇦🇺 830 103 139ms 18 Dec 2021 657th dokutan 830 103 88ms 6 Nov 2025 659th ovs-code 🇩🇪 830 166 1,206ms 29 Mar 2025 659th emgordon154 830 166 1,219ms 21 May 2025 661st jared-hughes 830 184 1,675ms 9 days ago 662nd Steffan153 🇫🇮 828 119 109ms 28 Feb 2026 663rd inventshah 827 60 1,485ms 29 Sep 2023 663rd emgordon154 827 60 1,309ms 18 Nov 2024 665th m42km 827 81 681ms 4 Feb 2024 665th Babafaba 827 81 738ms 3 Nov 2025 667th albanian-laundromat 🇺🇸 827 96 185ms 13 Nov 2025 668th IanUtley 826 92 3,003ms 24 Oct 2023 669th sean-niemann 🇺🇸 826 106 39ms 21 Apr 2023 670th Shanethegamer 🇺🇸 825 88 2ms 19 Nov 2025 670th DialFrost 🇸🇬 825 88 2ms 15 Dec 2025 672nd inventshah 825 98 538ms 10 Sep 2022 672nd MeWhenI 🇻🇦 825 98 12ms 16 Aug 2023 674th neihousaigaai 824 72 12ms 2 Oct 2021 674th stefangimmillaro 824 72 15ms 29 Sep 2023 674th two-bad 🇬🇧 824 72 15ms 25 Feb 2024 677th andersk 🇺🇸 824 121 127ms 31 Oct 2022 678th m-tkach 🇺🇦 824 143 25ms 7 Apr 2022 678th primo-ppcg 🇹🇭 824 143 25ms 25 Jun 2022 680th MeWhenI 🇻🇦 823 53 147ms 19 Sep 2021 680th GrayJoKing 🇦🇺 823 53 78ms 20 Sep 2021 680th sean-niemann 🇺🇸 823 53 144ms 20 Sep 2021 680th scpchicken 🇵🇼 823 53 143ms 19 Dec 2022 680th Steffan153 🇫🇮 823 53 145ms 27 Jan 2023 680th DialFrost 🇸🇬 823 53 146ms 28 Jan 2023 680th snoozingnewt 🇨🇦 823 53 148ms 1 Sep 2024 680th fuzzylojik-golf 🇺🇸 823 53 98ms 15 Sep 2025 680th blaztoma 🇱🇹 823 53 143ms 23 Nov 2025 689th Waffle3z 823 58 97ms 19 Sep 2021 689th emgordon154 823 58 39ms 12 Dec 2021 689th jbbarth 🇫🇷 823 58 39ms 5 Nov 2022 692nd Fishron 823 85 258ms 21 Oct 2021 692nd aposteriorist 🇨🇦 823 85 21ms 6 Feb 2022 692nd TFeld00 🇩🇰 823 85 366ms 22 Apr 2022 692nd Ailko 🇧🇪 823 85 77ms 5 May 2022 692nd tkr-sh 🇰🇵 823 85 22ms 17 May 2022 692nd 051 🇸🇬 823 85 23ms 19 Aug 2022 692nd trist224 🇫🇷 823 85 76ms 18 Oct 2022 692nd Ripick 823 85 21ms 1 Feb 2023 692nd jmerle 🇳🇱 823 85 308ms 16 Feb 2023 First Prev 601–700 of 2,122 Next Last