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 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 389th pardouin 🇫🇷 921 66 2,676ms 31 Oct 2024 389th JayXon 🇺🇸 921 66 2,618ms 7 Nov 2024 389th emgordon154 921 66 2,467ms 20 Nov 2024 389th DialFrost 🇸🇬 921 66 1,298ms 10 Mar 2025 389th sean-niemann 🇺🇸 921 66 1,260ms 18 Apr 2025 389th CaedenHarper 🇨🇦 921 66 1,286ms 15 Jul 2025 389th albanian-laundromat 921 66 1,309ms 10 Nov 2025 389th snoozingnewt 🇨🇦 921 66 1,250ms 30 Nov 2025 389th Steffan153 🇫🇮 921 66 2,499ms 13 Feb 2026 410th HPWiz 🇳🇿 920 32 50ms 17 Aug 2023 411th Steffan153 🇫🇮 920 63 76ms 26 Feb 2026 412th Steffan153 🇫🇮 920 64 6ms 11 Dec 2023 412th Yewzir 🇧🇪 920 64 6ms 14 Dec 2023 412th Lydxn 🇨🇦 920 64 6ms 20 Dec 2023 412th dokutan 920 64 6ms 19 May 2024 412th emgordon154 920 64 6ms 5 Dec 2024 412th edsrzf 🇳🇿 920 64 6ms 21 Jan 2025 412th sean-niemann 🇺🇸 920 64 7ms 19 Apr 2025 412th kg583 🇺🇸 920 64 6ms 30 Jul 2025 412th snoozingnewt 🇨🇦 920 64 6ms 30 Nov 2025 412th DialFrost 🇸🇬 920 64 5ms 1 Jan 2026 422nd Lydxn 🇨🇦 919 72 2ms 10 Sep 2022 422nd GrayJoKing 🇦🇺 919 72 2ms 10 Sep 2022 422nd JayXon 🇺🇸 919 72 2ms 10 Sep 2022 422nd btnlq 919 72 2ms 11 Sep 2022 422nd Steffan153 🇫🇮 919 72 2ms 19 Aug 2024 427th bforte 919 74 131ms 9 Dec 2018 427th annaproxy 919 74 130ms 12 Jan 2022 427th rak1507 🇬🇧 919 74 140ms 23 Feb 2022 427th Natanaelel 🇸🇪 919 74 143ms 31 May 2025 431st primo-ppcg 🇹🇭 919 80 384ms 21 Nov 2021 431st prplz 🇦🇺 919 80 366ms 21 Nov 2021 431st annaproxy 919 80 367ms 5 May 2022 431st tomtheisen 🇺🇸 919 80 376ms 17 Jan 2023 431st Steffan153 🇫🇮 919 80 406ms 28 Jan 2023 431st AdrienHache 🇫🇷 919 80 394ms 30 May 2023 431st MeWhenI 🇻🇦 919 80 411ms 26 Jul 2023 431st DialFrost 🇸🇬 919 80 410ms 26 Dec 2024 431st sean-niemann 🇺🇸 919 80 367ms 9 Jan 2025 431st Yax42 🇫🇷 919 80 432ms 15 Aug 2025 441st primo-ppcg 🇹🇭 918 41 173ms 6 Oct 2020 441st sisyphus-ppcg 🇦🇺 918 41 155ms 31 Jan 2023 443rd Lydxn 🇨🇦 918 63 3ms 16 Jul 2023 444th Lydxn 🇨🇦 918 70 37ms 21 Jun 2022 445th bendiscz 918 111 291ms 20 Apr 2020 445th emplv 🇱🇻 918 111 304ms 31 Aug 2021 445th jared-hughes 918 111 307ms 27 Feb 2024 445th keelimeguy 🇺🇸 918 111 297ms 28 Apr 2025 449th lynn 917 54 275ms 25 May 2022 450th Steffan153 🇫🇮 917 63 144ms 22 Aug 2024 450th sean-niemann 🇺🇸 917 63 145ms 22 Aug 2024 450th JayXon 🇺🇸 917 63 134ms 23 Aug 2024 450th lukegustafson 🇺🇸 917 63 153ms 12 Sep 2024 450th emplv 🇱🇻 917 63 138ms 17 Jul 2025 455th lifthrasiir 🇰🇷 917 77 7ms 11 Dec 2024 455th jared-hughes 917 77 7ms 15 Dec 2024 457th btnlq 916 61 2ms 5 Nov 2022 458th GrayJoKing 🇦🇺 916 69 5ms 29 Apr 2021 458th xsot 🇸🇬 916 69 5ms 16 Jun 2024 460th AlephSquirrel 916 83 6ms 21 Jan 2023 460th edsrzf 🇳🇿 916 83 5ms 11 Apr 2025 460th kg583 🇺🇸 916 83 5ms 3 May 2025 463rd dokutan 916 91 351ms 20 days ago 464th Lydxn 🇨🇦 915 76 110ms 14 Oct 2022 464th sean-niemann 🇺🇸 915 76 104ms 14 Oct 2022 464th JayXon 🇺🇸 915 76 107ms 14 Oct 2022 464th MeWhenI 🇻🇦 915 76 107ms 14 Oct 2022 464th Steffan153 🇫🇮 915 76 107ms 14 Oct 2022 464th stefangimmillaro 915 76 104ms 14 Oct 2022 464th Shanethegamer 🇺🇸 915 76 107ms 13 Mar 2023 464th DialFrost 🇸🇬 915 76 115ms 26 Dec 2024 464th snoozingnewt 🇨🇦 915 76 112ms 29 Nov 2025 473rd nwellnhof 🇩🇪 915 78 2ms 7 Jan 2021 473rd Alex-x90 🇺🇸 915 78 1ms 27 Jan 2023 473rd inventshah 915 78 1ms 27 Jan 2023 473rd Steffan153 🇫🇮 915 78 1ms 28 Jan 2023 473rd sean-niemann 🇺🇸 915 78 2ms 7 Mar 2025 478th sisyphus-ppcg 🇦🇺 915 91 1ms 18 May 2022 478th ovs-code 🇩🇪 915 91 1ms 20 May 2022 478th inventshah 915 91 1ms 4 Jun 2022 First Prev 401–480 of 3,237 Next Last