Happy Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 824th kurkale6ka 828 53 16 Jun 2021 824th sean-niemann 🇺🇸 828 53 7 Sep 2021 824th MeWhenI 🇻🇦 828 53 15 Sep 2021 824th DaCuteRaccoon 828 53 30 Nov 2022 824th Steffan153 🇫🇮 828 53 28 Jan 2023 824th DialFrost 🇸🇬 828 53 28 Jan 2023 824th snoozingnewt 🇺🇸 828 53 1 Sep 2024 824th LostSyntax21 🇬🇧 828 53 8 Jan 2025 834th anter69 🇭🇺 828 57 3 Aug 2021 834th annaproxy 828 57 27 Aug 2022 834th BREMAUCY 🇫🇷 828 57 26 Mar 2024 837th kgodara 828 98 11 Mar 2023 838th inventshah 827 80 9 Sep 2022 839th Shanethegamer 🇺🇸 824 64 25 Apr 2023 840th m-tkach 🇺🇦 823 64 30 Jan 2024 841st CLOStrophobic 🇮🇹 823 102 14 Feb 2025 842nd didion0 🇺🇸 821 73 22 Apr 2021 842nd itsh01 821 73 16 Aug 2021 842nd c0d3-4-F00d 🇩🇪 821 73 5 Jan 2022 842nd DaCuteRaccoon 821 73 30 Nov 2022 842nd janbehrens 🇩🇪 821 73 17 Jun 2023 842nd snoozingnewt 🇺🇸 821 73 1 Sep 2024 848th KatieLG 🇬🇧 821 74 5 Nov 2020 848th trist224 🇫🇷 821 74 15 Nov 2022 848th QuincyNash 🇺🇸 821 74 29 Nov 2022 851st AaronGarbut 820 87 30 Jul 2019 852nd phdphil 818 46 9 Apr 2018 853rd orthoplex 🇨🇽 817 36 20 Jul 2024 853rd fuzzylojik-golf 🇺🇸 817 36 3 hours ago 855th dokutan 817 85 23 Jul 2025 856th Frank-Buss 817 93 29 Aug 2020 857th DialFrost 🇸🇬 815 103 16 Feb 2025 858th NewDefectus 🇮🇱 813 54 15 Dec 2021 859th Waffle3z 813 58 20 Jan 2021 859th jbbarth 🇫🇷 813 58 8 Oct 2021 859th AlephSquirrel 813 58 14 Apr 2023 859th SirBogman 🇺🇸 813 58 10 Jan 2024 859th fuzzylojik-golf 🇺🇸 813 58 5 days ago 864th GrayJoKing 🇦🇺 813 71 3 Aug 2024 865th MeWhenI 🇻🇦 812 71 25 Jul 2023 866th MeWhenI 🇻🇦 811 65 17 Jan 2024 867th dokutan 811 100 23 Jul 2025 868th tomtheisen 🇺🇸 810 74 9 Oct 2020 868th weliveinhell 🇭🇹 810 74 3 Sep 2023 868th thisishowmymindworks 🇳🇴 810 74 10 Jun 2024 868th Lv0Sys 🇵🇱 810 74 31 May 2025 872nd mortimervonchappuis 810 75 17 Mar 2020 872nd SirFireball3521 810 75 28 Jan 2023 872nd AlexanderFair 810 75 2 Jul 2023 872nd msbranicky 810 75 25 Jul 2023 876th ListeriaM 810 88 25 Aug 2023 876th Jonatan6 🇩🇰 810 88 27 Apr 2024 878th Natanaelel 🇸🇪 809 32 22 Jul 2022 878th SirBogman 🇺🇸 809 32 10 Sep 2022 880th primo-ppcg 🇹🇭 808 61 9 Feb 2022 881st KenanSi 806 31 24 Feb 2022 881st ashtraypettingzoo 🇺🇸 806 31 5 Apr 2023 883rd janbehrens 🇩🇪 806 82 26 Nov 2023 884th DialFrost 🇸🇬 805 62 21 Jan 2025 885th Yewzir 🇧🇪 804 87 21 Jan 2024 885th rucin93 🇵🇱 804 87 22 Apr 2025 887th primo-ppcg 🇹🇭 803 102 25 Jun 2022 888th MeWhenI 🇻🇦 802 72 3 Aug 2024 889th AlexDaniel 🇪🇪 801 47 5 Apr 2020 889th SirBogman 🇺🇸 801 47 4 Nov 2021 891st Unremarkable 800 75 28 Sep 2018 891st ToriTheChicken 800 75 24 Jul 2020 891st ehouais 800 75 24 Aug 2020 891st cywong-amino 🇭🇰 800 75 30 Sep 2020 891st ScottHamper 800 75 23 May 2021 891st nathanadams 🇳🇿 800 75 13 Oct 2021 891st shawphy 800 75 14 Oct 2021 891st tayloia 🇬🇧 800 75 11 May 2023 891st Yewzir 🇧🇪 800 75 6 Dec 2023 900th somebody1234 800 95 20 Nov 2018 Prev 826–900 of 3,007 Next