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 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 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 Calendar 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 Multitap Input 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Calendar 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 Multitap Input 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 294th GrayJoKing 🇦🇺 928 54 3ms 17 Aug 2024 294th emgordon154 928 54 3ms 19 Aug 2024 294th pardouin 🇫🇷 928 54 3ms 6 Sep 2024 294th sean-niemann 🇺🇸 928 54 3ms 13 Jan 2025 294th snoozingnewt 🇨🇦 928 54 4ms 8 days ago 306th Steffan153 🇫🇮 927 57 3ms 16 Apr 2023 306th Lydxn 🇨🇦 927 57 4ms 18 Apr 2023 306th primo-ppcg 🇹🇭 927 57 4ms 27 Apr 2023 306th GrayJoKing 🇦🇺 927 57 4ms 20 Aug 2023 306th btnlq 927 57 4ms 22 Oct 2023 306th emgordon154 927 57 4ms 10 Jan 2025 306th sean-niemann 🇺🇸 927 57 3ms 21 Apr 2025 306th kg583 🇺🇸 927 57 3ms 26 Sep 2025 306th edsrzf 🇳🇿 927 57 4ms 26 Sep 2025 315th lynn 927 64 13ms 15 Nov 2021 315th MeWhenI 🇻🇦 927 64 12ms 15 Nov 2021 315th Lydxn 🇨🇦 927 64 13ms 16 Nov 2021 315th GrayJoKing 🇦🇺 927 64 13ms 18 Nov 2021 315th btnlq 927 64 12ms 18 Nov 2021 315th annaproxy 927 64 12ms 5 Jan 2022 315th JayXon 🇺🇸 927 64 13ms 15 Feb 2022 315th Steffan153 🇫🇮 927 64 12ms 25 Sep 2022 315th IanUtley 927 64 13ms 17 Nov 2022 315th Yewzir 🇧🇪 927 64 13ms 11 Nov 2023 315th Betuaredead 927 64 13ms 12 Nov 2023 315th ovs-code 🇩🇪 927 64 13ms 30 Jun 2024 315th sean-niemann 🇺🇸 927 64 13ms 13 Apr 2025 315th DialFrost 🇸🇬 927 64 13ms 14 Apr 2025 315th snoozingnewt 🇨🇦 927 64 13ms 2 hours ago 330th sisyphus-ppcg 🇦🇺 927 77 2ms 3 Jul 2021 331st AlephSquirrel 926 27 3ms 3 Nov 2025 332nd JayXon 🇺🇸 926 60 128ms 9 Jul 2021 332nd Lydxn 🇨🇦 926 60 115ms 9 Jul 2021 332nd MeWhenI 🇻🇦 926 60 105ms 4 Nov 2021 332nd sisyphus-ppcg 🇦🇺 926 60 90ms 24 Mar 2022 336th Lydxn 🇨🇦 926 61 117ms 9 Jul 2021 336th JayXon 🇺🇸 926 61 118ms 19 Aug 2021 336th GrayJoKing 🇦🇺 926 61 117ms 13 Mar 2022 339th namelessiw 926 90 468ms 3 Oct 2025 340th Shanethegamer 🇺🇸 925 28 44ms 22 Jul 2022 341st Steffan153 🇫🇮 925 110 273ms 1 Oct 2022 341st Shanethegamer 🇺🇸 925 110 270ms 29 Mar 2023 341st sean-niemann 🇺🇸 925 110 265ms 30 Aug 2023 341st Yewzir 🇧🇪 925 110 267ms 26 Oct 2023 341st m-tkach 🇺🇦 925 110 272ms 5 Dec 2023 341st emgordon154 925 110 256ms 17 Jan 2025 341st error256 925 110 261ms 15 Feb 2025 341st plcc0 925 110 269ms 21 Mar 2025 341st fuzzylojik-golf 🇺🇸 925 110 255ms 3 Sep 2025 341st CaedenHarper 🇨🇦 925 110 254ms 4 days ago 351st Steffan153 🇫🇮 924 62 71ms 15 Mar 2023 351st Lydxn 🇨🇦 924 62 67ms 15 Mar 2023 351st JayXon 🇺🇸 924 62 66ms 21 Mar 2023 351st GrayJoKing 🇦🇺 924 62 67ms 6 Jun 2023 351st pardouin 🇫🇷 924 62 74ms 3 Sep 2024 351st sean-niemann 🇺🇸 924 62 69ms 18 Apr 2025 357th andersk 🇺🇸 924 88 134ms 5 Nov 2022 357th jared-hughes 924 88 154ms 10 Nov 2022 357th Steffan153 🇫🇮 924 88 229ms 28 Jan 2023 357th snoozingnewt 🇨🇦 924 88 160ms 10 days ago 361st primo-ppcg 🇹🇭 923 43 2ms 2 Nov 2020 361st sisyphus-ppcg 🇦🇺 923 43 2ms 3 Nov 2020 361st Irratix 🇳🇱 923 43 2ms 11 Dec 2021 361st stefangimmillaro 923 43 2ms 23 Apr 2022 361st Lydxn 🇨🇦 923 43 2ms 5 Aug 2023 366th Shanethegamer 🇺🇸 923 54 890ms 13 Sep 2021 367th sisyphus-ppcg 🇦🇺 923 65 10ms 27 Jan 2021 367th MeWhenI 🇻🇦 923 65 9ms 15 Sep 2021 367th Irratix 🇳🇱 923 65 10ms 15 Dec 2021 367th DialFrost 🇸🇬 923 65 10ms 28 Jan 2023 371st JayXon 🇺🇸 921 66 1,216ms 28 May 2021 371st lynn 921 66 1,205ms 28 May 2021 371st primo-ppcg 🇹🇭 921 66 1,176ms 28 May 2021 371st Lydxn 🇨🇦 921 66 1,238ms 9 Oct 2021 371st prplz 🇦🇺 921 66 1,240ms 12 Oct 2021 First Prev 301–375 of 3,138 Next Last