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 156th HPWiz 🇳🇿 947 49 538ms 9 Mar 2023 156th ovs-code 🇩🇪 947 49 531ms 24 Oct 2023 156th MarcMush 🇫🇷 947 49 545ms 5 Jan 2024 156th DialFrost 🇸🇬 947 49 519ms 5 Jan 2024 156th Steffan153 🇫🇮 947 49 509ms 28 Feb 2024 156th twolfive 947 49 528ms 5 Oct 2024 156th sean-niemann 🇺🇸 947 49 545ms 3 Jun 2025 168th GrayJoKing 🇦🇺 946 42 2ms 24 Mar 2021 168th MeWhenI 🇻🇦 946 42 2ms 13 Mar 2025 170th Bubbler-4 945 72 134ms 20 Feb 2019 170th primo-ppcg 🇹🇭 945 72 145ms 9 Oct 2020 170th HPWiz 🇳🇿 945 72 140ms 15 Apr 2021 170th lynn 945 72 131ms 15 Apr 2021 170th JayXon 🇺🇸 945 72 139ms 28 Jun 2021 170th xnor-gate 945 72 137ms 22 Dec 2021 170th ovs-code 🇩🇪 945 72 136ms 4 Jul 2022 170th btnlq 945 72 139ms 15 Oct 2023 170th tobeannouncd 945 72 137ms 11 Jan 2024 179th janlelis 944 50 42ms 20 Sep 2021 180th kg583 🇺🇸 944 56 487ms 2 Mar 2024 180th JayXon 🇺🇸 944 56 435ms 2 Mar 2024 180th Steffan153 🇫🇮 944 56 379ms 3 Mar 2024 180th Lydxn 🇨🇦 944 56 517ms 3 Mar 2024 180th pardouin 🇫🇷 944 56 492ms 25 Jun 2024 180th emgordon154 944 56 479ms 22 Sep 2024 180th sean-niemann 🇺🇸 944 56 508ms 20 Feb 2025 180th fuzzylojik-golf 🇺🇸 944 56 466ms 4 Jan 2026 188th sisyphus-ppcg 🇦🇺 944 67 7ms 2 Jul 2023 188th Lydxn 🇨🇦 944 67 5ms 2 Jul 2023 188th primo-ppcg 🇹🇭 944 67 6ms 3 Jul 2023 188th Steffan153 🇫🇮 944 67 7ms 8 Aug 2024 188th sean-niemann 🇺🇸 944 67 5ms 9 Jan 2025 188th targrik 944 67 5ms 17 Jul 2025 194th saito-ta 🇯🇵 943 53 31ms 29 Jul 2024 195th JayXon 🇺🇸 943 78 380ms 21 Nov 2021 195th Lydxn 🇨🇦 943 78 369ms 21 Nov 2021 195th btnlq 943 78 368ms 10 Mar 2023 195th stefangimmillaro 943 78 343ms 15 Jul 2023 195th namelessiw 943 78 360ms 8 Aug 2024 200th nwellnhof 🇩🇪 943 108 337ms 17 Oct 2020 200th JayXon 🇺🇸 943 108 319ms 9 Jul 2021 200th Lydxn 🇨🇦 943 108 325ms 9 Jul 2021 200th MeWhenI 🇻🇦 943 108 301ms 4 Nov 2021 200th sisyphus-ppcg 🇦🇺 943 108 332ms 16 Mar 2022 200th stefangimmillaro 943 108 351ms 12 Jun 2023 200th edsrzf 🇳🇿 943 108 316ms 24 Feb 2026 207th GrayJoKing 🇦🇺 942 53 1,296ms 13 Sep 2021 207th Lydxn 🇨🇦 942 53 1,322ms 13 Sep 2021 207th JayXon 🇺🇸 942 53 1,303ms 20 Sep 2021 207th primo-ppcg 🇹🇭 942 53 1,295ms 22 Sep 2021 207th sisyphus-ppcg 🇦🇺 942 53 1,237ms 3 Feb 2022 207th Steffan153 🇫🇮 942 53 1,293ms 27 Mar 2023 207th stefangimmillaro 942 53 1,328ms 14 Apr 2023 207th pardouin 🇫🇷 942 53 1,270ms 13 Apr 2025 207th sean-niemann 🇺🇸 942 53 1,193ms 13 Apr 2025 216th nwellnhof 🇩🇪 941 40 341ms 4 Oct 2020 217th Bubbler-4 940 49 65ms 13 Sep 2023 217th GrayJoKing 🇦🇺 940 49 68ms 13 Sep 2023 217th Lydxn 🇨🇦 940 49 62ms 13 Sep 2023 217th ovs-code 🇩🇪 940 49 63ms 13 Sep 2023 217th Steffan153 🇫🇮 940 49 66ms 15 Sep 2023 217th primo-ppcg 🇹🇭 940 49 64ms 16 Sep 2023 217th Kacarott 🇦🇺 940 49 65ms 24 Nov 2023 217th error256 940 49 68ms 13 May 2024 217th pardouin 🇫🇷 940 49 62ms 24 Aug 2024 217th sean-niemann 🇺🇸 940 49 60ms 7 Apr 2025 217th DialFrost 🇸🇬 940 49 62ms 8 Apr 2025 228th JayXon 🇺🇸 940 76 7ms 26 Nov 2021 229th sean-niemann 🇺🇸 937 89 375ms 24 Sep 2025 229th JayXon 🇺🇸 937 89 430ms 24 Sep 2025 229th nwellnhof 🇩🇪 937 89 451ms 25 Sep 2025 229th stefangimmillaro 937 89 472ms 6 Oct 2025 229th MeWhenI 🇻🇦 937 89 453ms 7 Nov 2025 229th DialFrost 🇸🇬 937 89 413ms 14 Nov 2025 229th h3ra993huskp 🇯🇵 937 89 457ms 30 Nov 2025 229th ScottHamper 937 89 451ms 30 Nov 2025 229th Lydxn 🇨🇦 937 89 426ms 12 Dec 2025 229th edsrzf 🇳🇿 937 89 463ms 25 Dec 2025 229th Steffan153 🇫🇮 937 89 397ms 11 Feb 2026 240th Lydxn 🇨🇦 936 87 119ms 13 Jan 2022 First Prev 161–240 of 3,329 Next Last