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 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 881st hjcafaroUC 769 91 20ms 26 Oct 2021 881st adoxography 769 91 21ms 18 Dec 2021 881st j-Ewan 769 91 21ms 16 Feb 2022 881st MaxElf999 769 91 38ms 29 Sep 2022 881st AlexanderFair 769 91 20ms 13 Jul 2023 881st chartung17 769 91 22ms 14 Jan 2024 881st NerdyMcNerd42 769 91 13ms 22 Mar 2024 888th NewDefectus 🇮🇱 768 64 51ms 21 Sep 2021 889th MeWhenI 🇻🇦 768 244 16ms 28 Aug 2023 890th prplz 🇦🇺 767 91 2ms 19 Dec 2021 891st strout 765 89 172ms 15 Aug 2022 892nd jared-hughes 765 123 478ms 24 Sep 2025 892nd Babafaba 765 123 445ms 14 Oct 2025 894th UnderKoen 🇳🇱 765 147 34ms 20 Apr 2023 895th kTheLemon 764 100 2ms 2 Apr 2025 896th DialFrost 🇸🇬 763 112 41ms 13 Feb 2025 897th shawphy 761 78 12ms 12 Oct 2021 897th solisolu 761 78 12ms 2 days ago 899th Shanethegamer 🇺🇸 761 93 2,802ms 27 Oct 2024 900th Indivicivet 760 92 328ms 26 Oct 2021 900th nullie 760 92 22ms 8 Jun 2022 900th jbjd 760 92 20ms 23 Nov 2024 900th 5quiwyrm 760 92 246ms 25 Nov 2024 900th qpwoeirut 760 92 19ms 23 Nov 2025 905th emgordon154 760 130 103ms 4 Dec 2025 906th Irratix 🇳🇱 759 92 2ms 19 Dec 2021 907th gnuvince 758 33 36ms 2 Aug 2024 907th codereport 🇨🇦 758 33 6ms 21 Apr 2025 909th Andriamanitra 🇫🇮 758 63 49ms 20 Jul 2022 910th Yewzir 🇧🇪 758 99 41ms 18 Dec 2024 911th Irratix 🇳🇱 757 90 141ms 24 Sep 2021 912th MeWhenI 🇻🇦 756 95 15ms 23 May 2023 913th jared-hughes 756 101 2ms 17 Mar 2022 914th Yewzir 🇧🇪 756 102 432ms 13 Jan 2024 915th prplz 🇦🇺 754 66 1,336ms 27 Sep 2021 915th DialFrost 🇸🇬 754 66 612ms 10 Oct 2024 917th msbranicky 753 89 712ms 17 Jan 2024 917th Stockoh 🇫🇷 753 89 455ms 24 Jun 2024 917th Mabeloid 🇳🇴 753 89 475ms 18 Sep 2024 920th trist224 🇫🇷 753 126 424ms 15 Nov 2022 921st yzhs 🇩🇪 752 66 1,505ms 5 Nov 2021 922nd stewSquared 🇺🇸 752 93 21ms 27 Sep 2022 922nd FlorianCassayre 🇫🇷 752 93 251ms 18 Oct 2022 922nd ssbhatt4321 752 93 24ms 11 Jun 2023 922nd Glinte 752 93 397ms 11 Dec 2023 922nd Hebelub 752 93 15ms 5 Jan 2024 922nd tobeannouncd 752 93 22ms 25 Apr 2025 922nd YAJUE114514 752 93 403ms 28 Jul 2025 922nd lelbal 752 93 318ms 10 days ago 930th KasperKivimaeki 🇫🇮 752 157 29ms 19 Feb 2026 931st emgordon154 751 77 144ms 7 Nov 2024 932nd alasdair-greenland 751 79 24ms 10 Nov 2021 932nd igmcdowell 751 79 11ms 11 Dec 2021 932nd dylanarmstrong 751 79 12ms 24 Jan 2024 935th janbehrens 🇩🇪 750 64 489ms 9 Nov 2021 936th KrausRaus 🇺🇸 750 97 2ms 24 Oct 2023 937th Shanethegamer 🇺🇸 750 131 28ms 20 Mar 2023 938th Shanethegamer 🇺🇸 749 102 2ms 12 Dec 2022 938th dokutan 749 102 3ms 6 Nov 2025 940th dokutan 749 103 437ms 23 Nov 2025 941st 386asm 🇺🇸 749 117 40ms 10 Apr 2023 942nd yokasuretsu 748 51 201ms 16 Nov 2021 943rd albanian-laundromat 🇺🇸 748 113 4ms 10 Dec 2025 944th Irratix 🇳🇱 746 64 39ms 4 Mar 2022 944th annaproxy 746 64 71ms 27 Aug 2022 946th Yewzir 🇧🇪 745 111 442ms 13 Jan 2024 946th Lv0Sys 🇵🇱 745 111 439ms 28 Feb 2026 948th CatsAreFluffy 744 66 1,051ms 31 Jan 2023 949th drochom 744 94 326ms 22 Jun 2024 949th martion2007 744 94 69ms 14 Aug 2024 951st jared-hughes 743 94 2ms 14 Mar 2022 951st Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 951st KenanHanke 743 94 2ms 22 Feb 2023 951st Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 951st madex 🇩🇪 743 94 2ms 15 days ago 956th itsh01 742 80 42ms 4 Oct 2021 956th voytxt 🇨🇿 742 80 13ms 2 Mar 2022 956th dokutan 742 80 36ms 24 Dec 2024 959th KatieLG 🇬🇧 741 67 1,591ms 21 Sep 2021 960th primo-ppcg 🇹🇭 741 104 448ms 21 Nov 2021 First Prev 881–960 of 2,207 Next Last