Happy Numbers (Long) 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 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 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 Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers 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 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 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 Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 899th dokutan 742 80 22ms 24 Dec 2024 902nd j-Ewan 741 41 34ms 22 Feb 2022 903rd primo-ppcg 🇹🇭 741 104 338ms 21 Nov 2021 903rd Irratix 🇳🇱 741 104 346ms 13 Dec 2021 903rd ericlangedijk 🇸🇮 741 104 379ms 17 Mar 2022 903rd Matgc04 741 104 345ms 22 Aug 2023 903rd CaedenHarper 🇨🇦 741 104 337ms 5 Nov 2025 908th boxjelly 740 92 182ms 14 Mar 2022 909th Shanethegamer 🇺🇸 738 89 38ms 16 Apr 2024 910th olivermrose 🇺🇸 736 65 46ms 27 Oct 2021 910th KatieLG 🇬🇧 736 65 39ms 10 Apr 2022 910th yzhs 🇩🇪 736 65 42ms 20 Jul 2022 910th DialFrost 🇸🇬 736 65 90ms 28 Jan 2023 910th edsrzf 🇳🇿 736 65 94ms 5 Nov 2024 915th AkashTandon167 736 95 66ms 2 Nov 2021 915th mhenion8293 🇺🇸 736 95 13ms 23 Jan 2022 915th 4ndyJ 🇬🇧 736 95 20ms 12 Feb 2023 915th Alex-x90 🇺🇸 736 95 20ms 13 Feb 2023 915th AlephSquirrel 736 95 2ms 8 Jun 2023 915th mathb0y512 736 95 498ms 22 Sep 2025 915th jacekwladzinski 736 95 19ms 2 Oct 2025 922nd SirBogman 🇺🇸 736 254 43ms 23 Nov 2022 923rd snoozingnewt 🇨🇦 735 114 13ms 30 Sep 2025 924th jerrandolph 735 162 278ms 3 Nov 2023 925th arctouch-cristiannevianna 734 105 373ms 26 May 2023 925th annaproxy 734 105 367ms 11 Apr 2025 927th jared-hughes 734 128 69ms 20 Jul 2022 927th Alex-x90 🇺🇸 734 128 56ms 14 Nov 2022 929th yokasuretsu 733 51 167ms 16 Nov 2021 930th MeWhenI 🇻🇦 733 68 1,690ms 28 Jan 2023 930th Feniske 🇫🇷 733 68 1,557ms 7 Nov 2023 932nd AlephSquirrel 733 81 10ms 8 Aug 2022 933rd snoozingnewt 🇨🇦 733 136 145ms 29 Sep 2025 934th dokutan 732 109 99ms 17 days ago 935th GrayJoKing 🇦🇺 732 113 407ms 28 Feb 2022 936th snoozingnewt 🇨🇦 731 105 43ms 1 Sep 2024 937th Yewzir 🇧🇪 730 90 40ms 14 Jan 2024 938th pascscha 729 96 19ms 28 Mar 2022 938th vhoulbreque 🇫🇷 729 96 359ms 13 Aug 2022 938th Fanrco 729 96 337ms 4 Sep 2023 938th Europe2048 729 96 21ms 24 Nov 2024 942nd Schmitt-Very-Cool 729 129 329ms 30 Sep 2025 943rd scpchicken 🇵🇼 728 137 154ms 19 May 2022 944th targrik 726 164 266ms 30 Jun 2025 945th albanian-laundromat 726 190 464ms 18 Oct 2025 946th pandapawskat 725 66 56ms 7 Oct 2021 947th annaproxy 725 105 25ms 8 Jan 2023 948th randolchance 724 82 14ms 11 Jan 2023 949th MeWhenI 🇻🇦 724 118 40ms 13 Feb 2025 950th Shanethegamer 🇺🇸 724 121 53ms 15 Dec 2022 951st DialFrost 🇸🇬 723 110 97ms 16 Nov 2024 952nd emgordon154 722 36 8ms 3 Nov 2024 953rd dcgjb 722 69 985ms 6 May 2024 954th RockOfStone 722 106 2ms 4 Nov 2021 954th frosster 722 106 15ms 26 Mar 2025 956th GolfingSuccess 🇬🇷 722 112 4ms 11 Sep 2022 957th MeWhenI 🇻🇦 722 116 57ms 13 Dec 2023 958th martinnorling 🇸🇪 721 97 73ms 2 Feb 2022 958th Pyroan 721 97 23ms 14 Mar 2025 960th GolfingSuccess 🇬🇷 720 97 2ms 19 Mar 2025 961st Yewzir 🇧🇪 719 113 120ms 14 Jan 2024 962nd janbehrens 🇩🇪 719 115 428ms 23 Mar 2022 963rd emgordon154 718 100 13ms 27 Dec 2024 964th lynn 718 106 33ms 16 Nov 2021 965th Lv0Sys 🇵🇱 717 67 359ms 3 hours ago 966th tayloia 🇬🇧 716 83 12ms 11 May 2023 966th acollett89 716 83 11ms 4 Aug 2025 966th CaedenHarper 🇨🇦 716 83 15ms 15 Sep 2025 969th Yewzir 🇧🇪 716 113 3ms 13 Jan 2024 970th Shanethegamer 🇺🇸 715 86 763ms 26 May 2025 971st CaedenHarper 🇨🇦 714 67 94ms 31 Aug 2025 972nd BrenSchaap 714 98 20ms 21 Oct 2021 972nd Andrey135296 714 98 19ms 3 Jan 2022 972nd mikehanus 714 98 19ms 21 Nov 2023 972nd Troon 714 98 60ms 14 Feb 2025 First Prev 901–975 of 2,032 Next Last