Happy Numbers in all languages in chars. 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions 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 ><> 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 ALGOL 68 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 ><> 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 ALGOL 68 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions 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 Chars Time Submitted 160th JayXon 🇺🇸 929 52 2ms 10 Sep 2022 160th btnlq 929 52 2ms 11 Sep 2022 163rd lynn 929 54 13ms 15 Nov 2021 163rd MeWhenI 🇻🇦 929 54 12ms 15 Nov 2021 163rd Lydxn 🇨🇦 929 54 13ms 16 Nov 2021 163rd GrayJoKing 🇦🇺 929 54 13ms 18 Nov 2021 163rd btnlq 929 54 12ms 18 Nov 2021 163rd annaproxy 929 54 12ms 5 Jan 2022 163rd JayXon 🇺🇸 929 54 13ms 15 Feb 2022 163rd Steffan153 🇫🇮 929 54 12ms 25 Sep 2022 163rd IanUtley 929 54 13ms 17 Nov 2022 163rd Yewzir 🇧🇪 929 54 13ms 11 Nov 2023 163rd Betuaredead 929 54 13ms 12 Nov 2023 163rd ovs-code 🇩🇪 929 54 13ms 30 Jun 2024 163rd sean-niemann 🇺🇸 929 54 13ms 13 Apr 2025 163rd DialFrost 🇸🇬 929 54 13ms 14 Apr 2025 163rd snoozingnewt 🇨🇦 929 54 13ms 9 Dec 2025 178th sean-niemann 🇺🇸 928 42 951ms 16 Sep 2025 179th lukegustafson 🇺🇸 928 46 126ms 2 Sep 2024 179th JayXon 🇺🇸 928 46 130ms 2 Sep 2024 181st Lydxn 🇨🇦 927 47 3ms 16 Jul 2023 182nd Kacarott 🇦🇺 926 37 70ms 16 May 2024 183rd MeWhenI 🇻🇦 926 43 4ms 22 Mar 2024 184th Babafaba 926 47 436ms 4 Nov 2025 185th Lydxn 🇨🇦 926 53 86ms 16 May 2022 185th GrayJoKing 🇦🇺 926 53 74ms 16 May 2022 185th Shanethegamer 🇺🇸 926 53 75ms 18 May 2022 185th Steffan153 🇫🇮 926 53 77ms 1 Oct 2022 185th JayXon 🇺🇸 926 53 75ms 20 Mar 2023 185th Yewzir 🇧🇪 926 53 82ms 9 Nov 2023 185th Betuaredead 926 53 109ms 13 Nov 2023 185th pardouin 🇫🇷 926 53 76ms 3 Sep 2024 185th sean-niemann 🇺🇸 926 53 68ms 18 Apr 2025 185th albanian-laundromat 926 53 86ms 8 Nov 2025 185th snoozingnewt 🇨🇦 926 53 84ms 6 Dec 2025 196th sean-niemann 🇺🇸 925 60 2ms 29 Oct 2022 196th Lydxn 🇨🇦 925 60 2ms 30 Oct 2022 196th sisyphus-ppcg 🇦🇺 925 60 2ms 3 Nov 2022 196th primo-ppcg 🇹🇭 925 60 4ms 19 Nov 2022 196th clockworknazo 925 60 4ms 19 Nov 2022 196th Steffan153 🇫🇮 925 60 2ms 28 Jan 2023 196th xsot 🇸🇬 925 60 2ms 25 Jul 2023 196th DialFrost 🇸🇬 925 60 4ms 14 Sep 2023 196th fuzzylojik-golf 🇺🇸 925 60 4ms 15 Sep 2025 196th canissimia 🇦🇶 925 60 2ms 26 days ago 206th Frowny 924 51 9ms 3 Jul 2020 207th MeWhenI 🇻🇦 924 53 1,021ms 11 Nov 2021 207th HPWiz 🇳🇿 924 53 1,044ms 18 Mar 2022 207th Mukundan314 924 53 14ms 3 Jan 2026 210th andersk 🇺🇸 924 68 121ms 22 Oct 2022 211th JayXon 🇺🇸 921 55 1ms 9 Jul 2021 211th btnlq 921 55 1ms 28 Dec 2022 213th Lydxn 🇨🇦 921 56 37ms 14 Jun 2022 214th Lydxn 🇨🇦 921 59 129ms 14 Oct 2022 214th JayXon 🇺🇸 921 59 120ms 14 Oct 2022 214th MeWhenI 🇻🇦 921 59 143ms 17 Oct 2022 214th Steffan153 🇫🇮 921 59 116ms 9 Aug 2024 214th sean-niemann 🇺🇸 921 59 118ms 23 Dec 2024 219th Steffan153 🇫🇮 920 56 72ms 13 Dec 2022 219th MeWhenI 🇻🇦 920 56 72ms 13 Dec 2022 219th Lydxn 🇨🇦 920 56 73ms 13 Dec 2022 219th ovs-code 🇩🇪 920 56 71ms 21 Apr 2024 219th DialFrost 🇸🇬 920 56 70ms 26 Dec 2024 219th sean-niemann 🇺🇸 920 56 70ms 20 Feb 2025 219th snoozingnewt 🇨🇦 920 56 89ms 3 Dec 2025 226th alo-gin 919 32 33ms 19 Oct 2018 227th Steffan153 🇫🇮 917 42 4ms 14 May 2023 228th JayXon 🇺🇸 917 55 2ms 19 Nov 2025 229th marcin7Cd 915 75 5ms 15 Feb 2021 229th primo-ppcg 🇹🇭 915 75 5ms 1 Mar 2021 229th kg583 🇺🇸 915 75 5ms 21 Oct 2024 229th CLOStrophobic 🇮🇹 915 75 5ms 14 Feb 2025 229th edsrzf 🇳🇿 915 75 5ms 11 Apr 2025 234th btnlq 915 80 1ms 11 Jun 2023 234th saito-ta 🇯🇵 915 80 1ms 11 Jun 2023 236th Natanaelel 🇸🇪 913 34 148ms 7 Oct 2021 236th Lydxn 🇨🇦 913 34 137ms 21 Feb 2023 238th primo-ppcg 🇹🇭 913 50 4ms 3 Jul 2023 239th Lydxn 🇨🇦 913 61 37ms 14 Jun 2022 240th nwellnhof 🇩🇪 913 93 308ms 6 Jan 2021 First Prev 161–240 of 3,155 Next Last