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 Dragon Curve 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 Dragon Curve 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 880th pardouin 🇫🇷 842 99 1ms 21 Sep 2024 880th sean-niemann 🇺🇸 842 99 2ms 9 May 2025 880th Jacob385 842 99 421ms 27 Oct 2025 884th jslip 841 35 33ms 5 Sep 2018 884th rak1507 🇬🇧 841 35 34ms 20 Sep 2021 886th HumanEquivalentUnit 840 59 361ms 10 Oct 2020 886th madex 🇩🇪 840 59 378ms 16 Mar 2026 888th Yewzir 🇧🇪 840 79 2ms 22 Dec 2023 888th albanian-laundromat 🇺🇸 840 79 2ms 24 Jun 2025 888th emgordon154 840 79 3ms 26 hours ago 891st snoozingnewt 🇨🇦 840 80 1ms 29 Nov 2025 892nd Laar 840 81 137ms 1 Apr 2019 892nd alomiF 840 81 136ms 5 Oct 2023 892nd brimstonetrader 840 81 115ms 26 Jan 2024 895th annaproxy 840 85 1ms 18 May 2023 896th MeWhenI 🇻🇦 840 92 458ms 10 Oct 2022 897th AdrienHache 🇫🇷 840 103 61ms 7 Jan 2024 897th emgordon154 840 103 58ms 7 Feb 2026 899th edsrzf 🇳🇿 839 97 128ms 4 Mar 2025 900th edsrzf 🇳🇿 839 108 3ms 15 Mar 2026 901st SirFireball3521 837 45 165ms 22 Mar 2023 902nd GrayJoKing 🇦🇺 836 80 113ms 15 Jul 2023 903rd snoozingnewt 🇨🇦 836 84 3ms 9 Dec 2025 904th duckyluuk 🇳🇱 834 73 5ms 16 Dec 2024 905th Shanethegamer 🇺🇸 833 30 3ms 13 Jan 2022 906th PatrickStephansen 🇿🇦 833 72 12ms 3 Nov 2020 906th KatieLG 🇬🇧 833 72 13ms 16 Apr 2021 906th neihousaigaai 833 72 10ms 18 Apr 2021 906th two-bad 🇬🇧 833 72 11ms 25 Feb 2024 910th marshallward 🇺🇸 833 81 39ms 2 Sep 2022 911th mogron 832 73 13ms 13 Dec 2019 911th FlorianCassayre 🇫🇷 832 73 9ms 30 Oct 2022 911th StefanHabel 🇨🇦 832 73 10ms 11 Dec 2022 911th DrakeSeteraO 832 73 10ms 25 Oct 2025 915th acacopardo 832 76 15ms 14 Nov 2017 915th MeWhenI 🇻🇦 832 76 15ms 15 Sep 2021 915th DaCuteRaccoon 832 76 15ms 30 Nov 2022 918th primo-ppcg 🇹🇭 831 67 143ms 25 Dec 2020 918th lynn 831 67 139ms 18 May 2021 918th Yewzir 🇧🇪 831 67 139ms 17 Sep 2023 918th sean-niemann 🇺🇸 831 67 143ms 8 Oct 2024 922nd fuzzylojik-golf 🇺🇸 831 93 458ms 30 Aug 2025 923rd kgodara 831 98 131ms 11 Mar 2023 924th jared-hughes 830 82 116ms 11 Sep 2023 925th djeedjay 🇳🇱 830 86 1ms 26 Oct 2020 925th Yewzir 🇧🇪 830 86 1ms 22 Dec 2023 927th GrayJoKing 🇦🇺 829 53 18ms 10 Apr 2021 927th scpchicken 🇵🇼 829 53 33ms 23 May 2021 927th kurkale6ka 829 53 19ms 16 Jun 2021 927th sean-niemann 🇺🇸 829 53 33ms 7 Sep 2021 927th MeWhenI 🇻🇦 829 53 34ms 15 Sep 2021 927th DaCuteRaccoon 829 53 32ms 30 Nov 2022 927th Steffan153 🇫🇮 829 53 32ms 28 Jan 2023 927th DialFrost 🇸🇬 829 53 33ms 28 Jan 2023 927th snoozingnewt 🇨🇦 829 53 32ms 1 Sep 2024 927th LostSyntax21 🇬🇧 829 53 32ms 8 Jan 2025 927th fuzzylojik-golf 🇺🇸 829 53 19ms 15 Sep 2025 938th inventshah 829 80 2ms 9 Sep 2022 939th Yewzir 🇧🇪 829 150 1,691ms 7 days ago 939th MeWhenI 🇻🇦 829 150 1,673ms 6 days ago 941st anter69 🇭🇺 828 57 37ms 3 Aug 2021 941st annaproxy 828 57 41ms 27 Aug 2022 941st BREMAUCY 🇫🇷 828 57 35ms 26 Mar 2024 941st dokutan 828 57 37ms 13 Mar 2026 945th GolfingSuccess 🇬🇷 827 74 6ms 24 Feb 2026 946th Shanethegamer 🇺🇸 826 64 3ms 25 Apr 2023 947th m-tkach 🇺🇦 825 64 422ms 30 Jan 2024 948th snoozingnewt 🇨🇦 823 74 2,344ms 29 Nov 2025 949th didion0 🇺🇸 822 73 17ms 22 Apr 2021 949th itsh01 822 73 15ms 16 Aug 2021 949th c0d3-4-F00d 🇩🇪 822 73 12ms 5 Jan 2022 949th DaCuteRaccoon 822 73 10ms 30 Nov 2022 949th janbehrens 🇩🇪 822 73 11ms 17 Jun 2023 949th Yax42 🇫🇷 822 73 11ms 12 Nov 2025 955th MeWhenI 🇻🇦 822 98 38ms 28 Aug 2024 956th KatieLG 🇬🇧 821 74 18ms 5 Nov 2020 956th trist224 🇫🇷 821 74 10ms 15 Nov 2022 956th QuincyNash 🇺🇸 821 74 11ms 29 Nov 2022 959th AaronGarbut 821 87 1ms 30 Jul 2019 960th snoozingnewt 🇨🇦 819 68 144ms 29 Nov 2025 First Prev 881–960 of 3,331 Next Last