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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 561st m-tkach 🇺🇦 849 143 25ms 7 Apr 2022 561st primo-ppcg 🇹🇭 849 143 25ms 25 Jun 2022 563rd ovs-code 🇩🇪 849 181 1,738ms 14 Sep 2025 563rd jared-hughes 849 181 1,666ms 16 Sep 2025 563rd MeWhenI 🇻🇦 849 181 1,677ms 7 Nov 2025 563rd Yewzir 🇧🇪 849 181 1,936ms 14 Nov 2025 567th KatieLG 🇬🇧 848 79 666ms 16 Jan 2024 567th MeWhenI 🇻🇦 848 79 569ms 17 Jan 2024 567th duckyluuk 🇳🇱 848 79 606ms 20 Jun 2024 567th namelessiw 848 79 575ms 14 Jul 2024 567th lifthrasiir 🇰🇷 848 79 453ms 2 Dec 2024 567th dokutan 848 79 560ms 73 mins ago 573rd stefangimmillaro 847 111 507ms 6 Oct 2025 573rd kmathis22 847 111 379ms 20 Nov 2025 573rd ethanlally 847 111 387ms 23 Nov 2025 573rd dokutan 847 111 326ms 23 Nov 2025 573rd snoozingnewt 🇨🇦 847 111 449ms 5 Dec 2025 578th Irratix 🇳🇱 846 112 63ms 3 Jan 2022 579th ovs-code 🇩🇪 846 190 18ms 9 Jul 2024 580th rucin93 🇵🇱 845 86 2ms 19 Nov 2025 581st MeWhenI 🇻🇦 845 96 123ms 15 Nov 2022 582nd Yewzir 🇧🇪 845 118 131ms 5 Feb 2024 583rd MeWhenI 🇻🇦 845 163 1,850ms 28 Mar 2025 584th Steffan153 🇫🇮 844 89 18ms 3 Feb 2023 584th sisyphus-ppcg 🇦🇺 844 89 17ms 4 Feb 2023 584th edsrzf 🇳🇿 844 89 14ms 14 Nov 2025 587th itsjustfreekie 842 83 300ms 20 Sep 2021 587th neihousaigaai 842 83 20ms 3 Jan 2022 587th cesarm4 842 83 181ms 16 Apr 2022 587th nstearns96 🇬🇧 842 83 245ms 27 Jan 2023 587th randolchance 842 83 20ms 16 Feb 2023 587th galloj 🇨🇿 842 83 3,418ms 5 Mar 2023 587th yzhs 🇩🇪 842 83 236ms 23 Jun 2023 587th Yewzir 🇧🇪 842 83 231ms 8 Oct 2023 587th m42km 842 83 312ms 12 Oct 2023 596th DialFrost 🇸🇬 842 98 496ms 16 Nov 2025 597th rak1507 🇬🇧 841 36 35ms 20 Sep 2021 598th Steffan153 🇫🇮 841 73 225ms 15 Aug 2024 599th emplv 🇱🇻 841 78 41ms 19 Apr 2024 600th pardouin 🇫🇷 841 83 3ms 8 Oct 2024 600th LostSyntax21 🇬🇧 841 83 3ms 8 Jan 2025 602nd Shanethegamer 🇺🇸 839 95 121ms 14 Oct 2022 602nd emplv 🇱🇻 839 95 117ms 28 Oct 2022 602nd Yewzir 🇧🇪 839 95 114ms 28 Mar 2024 605th MeWhenI 🇻🇦 839 113 67ms 29 Nov 2022 606th anter69 🇭🇺 838 57 38ms 30 Sep 2021 607th primo-ppcg 🇹🇭 838 91 2ms 23 Sep 2021 607th JayXon 🇺🇸 838 91 2ms 3 Oct 2021 607th Lydxn 🇨🇦 838 91 2ms 9 Apr 2022 607th btnlq 838 91 2ms 27 Dec 2022 607th FlyingPenguin223 838 91 2ms 5 Feb 2026 612th edsrzf 🇳🇿 838 100 18ms 5 Jan 2025 613th lynn 838 119 149ms 10 Mar 2022 613th ovs-code 🇩🇪 838 119 136ms 23 Jun 2023 613th mousetail 🇳🇱 838 119 139ms 15 Jan 2024 616th ovs-code 🇩🇪 837 69 147ms 3 Aug 2024 617th SirBogman 🇺🇸 837 80 585ms 15 Jan 2024 617th Shanethegamer 🇺🇸 837 80 483ms 16 Jan 2024 617th snoozingnewt 🇨🇦 837 80 643ms 28 Sep 2025 620th DialFrost 🇸🇬 836 88 8ms 15 days ago 621st Shanethegamer 🇺🇸 836 95 137ms 16 Dec 2022 622nd Shanethegamer 🇺🇸 836 102 1,450ms 20 Mar 2023 623rd Yewzir 🇧🇪 835 87 2ms 20 Nov 2025 624th stackofbears 834 99 443ms 21 Mar 2022 625th CornerMercury 🇬🇧 833 30 5ms 21 Jan 2026 625th emgordon154 833 30 5ms 19 days ago 627th albanian-laundromat 833 105 40ms 7 Sep 2025 628th Bonjour27891 🇻🇳 832 84 66ms 9 Feb 2022 628th RDShah 832 84 331ms 11 May 2022 628th fredrik-bakke 🇳🇴 832 84 304ms 2 Oct 2022 628th jakobkordez 🇸🇮 832 84 19ms 30 Oct 2022 628th thehylian 832 84 20ms 2 Jan 2023 628th badboj40 832 84 306ms 12 Feb 2023 628th firegene 🇮🇪 832 84 21ms 22 Dec 2023 628th moustave 832 84 178ms 26 Nov 2024 636th h3ra993huskp 🇯🇵 832 113 503ms 30 Nov 2025 637th albanian-laundromat 831 73 1,053ms 23 Sep 2025 638th Shanethegamer 🇺🇸 831 114 58ms 18 Dec 2022 638th Yewzir 🇧🇪 831 114 57ms 14 Jan 2024 640th edsrzf 🇳🇿 831 118 28ms 9 Feb 2026 First Prev 561–640 of 2,093 Next Last