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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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 899th thisishowmymindworks 🇳🇴 811 74 14ms 10 Jun 2024 899th Lv0Sys 🇵🇱 811 74 11ms 31 May 2025 903rd rucin93 🇵🇱 811 85 1ms 9 days ago 904th ListeriaM 811 88 2ms 25 Aug 2023 904th Jonatan6 🇩🇰 811 88 2ms 27 Apr 2024 906th mortimervonchappuis 810 75 9ms 17 Mar 2020 906th SirFireball3521 810 75 9ms 28 Jan 2023 906th AlexanderFair 810 75 9ms 2 Jul 2023 906th msbranicky 810 75 9ms 25 Jul 2023 910th Natanaelel 🇸🇪 809 32 43ms 22 Jul 2022 910th SirBogman 🇺🇸 809 32 44ms 10 Sep 2022 912th primo-ppcg 🇹🇭 808 61 91ms 9 Feb 2022 913th janbehrens 🇩🇪 807 82 2ms 26 Nov 2023 914th KenanSi 806 31 3ms 24 Feb 2022 914th ashtraypettingzoo 🇺🇸 806 31 3ms 5 Apr 2023 916th DialFrost 🇸🇬 805 62 57ms 21 Jan 2025 917th primo-ppcg 🇹🇭 804 102 27ms 25 Jun 2022 918th MeWhenI 🇻🇦 802 72 126ms 3 Aug 2024 919th Yewzir 🇧🇪 802 86 2ms 9 days ago 920th AlexDaniel 🇪🇪 801 47 170ms 5 Apr 2020 920th SirBogman 🇺🇸 801 47 156ms 4 Nov 2021 922nd jared-hughes 801 104 337ms 24 Sep 2025 923rd adoxography 800 59 38ms 22 Jul 2018 923rd flavono123 800 59 56ms 19 Dec 2019 923rd rbviz 800 59 46ms 29 Mar 2021 923rd Shanethegamer 🇺🇸 800 59 51ms 13 Sep 2021 923rd OhmNomNom 800 59 36ms 13 Oct 2022 923rd tatzyr 🇯🇵 800 59 54ms 5 Apr 2025 929th lynn 800 66 380ms 17 Feb 2024 930th Unremarkable 800 75 9ms 28 Sep 2018 930th ToriTheChicken 800 75 9ms 24 Jul 2020 930th ehouais 800 75 8ms 24 Aug 2020 930th cywong-amino 🇭🇰 800 75 9ms 30 Sep 2020 930th ScottHamper 800 75 8ms 23 May 2021 930th nathanadams 🇳🇿 800 75 11ms 13 Oct 2021 930th shawphy 800 75 9ms 14 Oct 2021 930th tayloia 🇬🇧 800 75 9ms 11 May 2023 930th Yewzir 🇧🇪 800 75 9ms 6 Dec 2023 939th somebody1234 800 95 6ms 20 Nov 2018 939th dokutan 800 95 6ms 15 Jan 2024 939th Yewzir 🇧🇪 800 95 6ms 6 Feb 2024 942nd cbondurant 799 76 9ms 10 May 2021 942nd bob-th 799 76 44ms 24 Jan 2023 944th dokutan 798 83 2ms 27 Mar 2024 945th edsrzf 🇳🇿 797 88 5ms 14 days ago 946th GrayJoKing 🇦🇺 793 87 2ms 9 days ago 946th Shanethegamer 🇺🇸 793 87 2ms 9 days ago 948th marcin7Cd 793 90 2ms 17 May 2020 948th dokutan 793 90 2ms 1 May 2024 950th cure-honey 🇯🇵 792 85 44ms 15 Jul 2021 950th primo-ppcg 🇹🇭 792 85 57ms 14 Jan 2025 952nd roavin 790 93 326ms 16 May 2022 953rd kevlened 789 76 9ms 22 Oct 2018 953rd emgordon154 789 76 8ms 22 Dec 2021 953rd inventshah 789 76 9ms 6 May 2022 953rd helbling 🇨🇭 789 76 9ms 4 Jul 2024 957th ahmetdemirag 🇨🇾 789 77 49ms 11 Feb 2025 958th GrayJoKing 🇦🇺 789 85 11ms 1 Mar 2021 959th albanian-laundromat 788 67 366ms 10 Aug 2025 960th Andriamanitra 🇫🇮 786 60 58ms 20 Jul 2022 960th Babafaba 786 60 34ms 15 Oct 2025 962nd Irratix 🇳🇱 784 91 2ms 19 Dec 2021 963rd MeWhenI 🇻🇦 783 63 15ms 11 Nov 2021 964th SirBogman 🇺🇸 783 86 43ms 2 Nov 2022 965th CaedenHarper 🇨🇦 782 71 723ms 11 Sep 2025 965th albanian-laundromat 782 71 607ms 25 Oct 2025 967th gnuvince 781 32 9ms 2 Aug 2024 967th codereport 🇨🇦 781 32 3ms 21 Apr 2025 969th FlyingPenguin223 781 86 2ms 27 Oct 2024 970th guliyevemil1 🇦🇿 781 87 149ms 20 Apr 2020 970th strout 781 87 176ms 15 Dec 2023 972nd Shanethegamer 🇺🇸 780 74 134ms 19 Aug 2024 973rd aposteriorist 🇨🇦 780 99 405ms 27 Feb 2022 973rd stackofbears 780 99 446ms 5 Mar 2022 975th Natanaelel 🇸🇪 779 64 977ms 19 Sep 2021 First Prev 901–975 of 3,118 Next Last