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 153rd DialFrost 🇸🇬 947 49 527ms 5 Jan 2024 153rd Steffan153 🇫🇮 947 49 534ms 28 Feb 2024 153rd twolfive 947 49 492ms 5 Oct 2024 153rd sean-niemann 🇺🇸 947 49 517ms 3 Jun 2025 165th GrayJoKing 🇦🇺 945 42 2ms 24 Mar 2021 165th MeWhenI 🇻🇦 945 42 2ms 13 Mar 2025 167th Bubbler-4 945 72 134ms 20 Feb 2019 167th primo-ppcg 🇹🇭 945 72 145ms 9 Oct 2020 167th HPWiz 🇳🇿 945 72 140ms 15 Apr 2021 167th lynn 945 72 131ms 15 Apr 2021 167th JayXon 🇺🇸 945 72 139ms 28 Jun 2021 167th xnor-gate 945 72 137ms 22 Dec 2021 167th ovs-code 🇩🇪 945 72 136ms 4 Jul 2022 167th btnlq 945 72 139ms 15 Oct 2023 167th tobeannouncd 945 72 137ms 11 Jan 2024 176th janlelis 944 50 42ms 20 Sep 2021 177th kg583 🇺🇸 943 56 442ms 2 Mar 2024 177th JayXon 🇺🇸 943 56 398ms 2 Mar 2024 177th Steffan153 🇫🇮 943 56 404ms 3 Mar 2024 177th Lydxn 🇨🇦 943 56 420ms 3 Mar 2024 177th pardouin 🇫🇷 943 56 374ms 25 Jun 2024 177th emgordon154 943 56 422ms 22 Sep 2024 177th sean-niemann 🇺🇸 943 56 406ms 20 Feb 2025 177th fuzzylojik-golf 🇺🇸 943 56 446ms 4 Jan 2026 185th sisyphus-ppcg 🇦🇺 943 67 4ms 2 Jul 2023 185th Lydxn 🇨🇦 943 67 4ms 2 Jul 2023 185th primo-ppcg 🇹🇭 943 67 5ms 3 Jul 2023 185th Steffan153 🇫🇮 943 67 5ms 8 Aug 2024 185th sean-niemann 🇺🇸 943 67 5ms 9 Jan 2025 185th targrik 943 67 5ms 17 Jul 2025 191st JayXon 🇺🇸 943 78 381ms 21 Nov 2021 191st Lydxn 🇨🇦 943 78 369ms 21 Nov 2021 191st btnlq 943 78 368ms 10 Mar 2023 191st stefangimmillaro 943 78 360ms 15 Jul 2023 191st namelessiw 943 78 403ms 8 Aug 2024 196th nwellnhof 🇩🇪 943 108 337ms 17 Oct 2020 196th JayXon 🇺🇸 943 108 319ms 9 Jul 2021 196th Lydxn 🇨🇦 943 108 325ms 9 Jul 2021 196th MeWhenI 🇻🇦 943 108 301ms 4 Nov 2021 196th sisyphus-ppcg 🇦🇺 943 108 332ms 16 Mar 2022 196th stefangimmillaro 943 108 351ms 12 Jun 2023 196th edsrzf 🇳🇿 943 108 316ms 24 Feb 2026 203rd saito-ta 🇯🇵 942 53 31ms 29 Jul 2024 204th nwellnhof 🇩🇪 941 40 393ms 4 Oct 2020 205th GrayJoKing 🇦🇺 941 53 1,296ms 13 Sep 2021 205th Lydxn 🇨🇦 941 53 1,322ms 13 Sep 2021 205th JayXon 🇺🇸 941 53 1,303ms 20 Sep 2021 205th primo-ppcg 🇹🇭 941 53 1,295ms 22 Sep 2021 205th sisyphus-ppcg 🇦🇺 941 53 1,237ms 3 Feb 2022 205th Steffan153 🇫🇮 941 53 1,293ms 27 Mar 2023 205th stefangimmillaro 941 53 1,328ms 14 Apr 2023 205th pardouin 🇫🇷 941 53 1,270ms 13 Apr 2025 205th sean-niemann 🇺🇸 941 53 1,193ms 13 Apr 2025 214th Bubbler-4 940 49 65ms 13 Sep 2023 214th GrayJoKing 🇦🇺 940 49 68ms 13 Sep 2023 214th Lydxn 🇨🇦 940 49 62ms 13 Sep 2023 214th ovs-code 🇩🇪 940 49 63ms 13 Sep 2023 214th Steffan153 🇫🇮 940 49 66ms 15 Sep 2023 214th primo-ppcg 🇹🇭 940 49 64ms 16 Sep 2023 214th Kacarott 🇦🇺 940 49 65ms 24 Nov 2023 214th error256 940 49 68ms 13 May 2024 214th pardouin 🇫🇷 940 49 64ms 24 Aug 2024 214th sean-niemann 🇺🇸 940 49 60ms 7 Apr 2025 214th DialFrost 🇸🇬 940 49 62ms 8 Apr 2025 225th JayXon 🇺🇸 940 76 7ms 26 Nov 2021 226th sean-niemann 🇺🇸 937 89 375ms 24 Sep 2025 226th JayXon 🇺🇸 937 89 430ms 24 Sep 2025 226th nwellnhof 🇩🇪 937 89 451ms 25 Sep 2025 226th stefangimmillaro 937 89 472ms 6 Oct 2025 226th MeWhenI 🇻🇦 937 89 453ms 7 Nov 2025 226th DialFrost 🇸🇬 937 89 413ms 14 Nov 2025 226th h3ra993huskp 🇯🇵 937 89 491ms 30 Nov 2025 226th ScottHamper 937 89 451ms 30 Nov 2025 226th Lydxn 🇨🇦 937 89 426ms 12 Dec 2025 226th edsrzf 🇳🇿 937 89 463ms 25 Dec 2025 226th Steffan153 🇫🇮 937 89 397ms 11 Feb 2026 237th Lydxn 🇨🇦 936 87 119ms 13 Jan 2022 237th JayXon 🇺🇸 936 87 119ms 14 Jan 2022 237th lynn 936 87 126ms 7 Jul 2024 237th DialFrost 🇸🇬 936 87 118ms 4 Apr 2025 First Prev 161–240 of 3,243 Next Last