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 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 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 Numbrix 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 ArkScript 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 ArkScript 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 Calendar 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 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 Numbrix 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 880th igmcdowell 752 79 10ms 11 Dec 2021 880th dylanarmstrong 752 79 11ms 24 Jan 2024 883rd stewSquared 🇺🇸 752 93 18ms 27 Sep 2022 883rd FlorianCassayre 🇫🇷 752 93 212ms 18 Oct 2022 883rd ssbhatt4321 752 93 20ms 11 Jun 2023 883rd Glinte 752 93 390ms 11 Dec 2023 883rd Hebelub 752 93 13ms 5 Jan 2024 883rd tobeannouncd 752 93 18ms 25 Apr 2025 883rd YAJUE114514 752 93 403ms 28 Jul 2025 890th trist224 🇫🇷 752 126 397ms 15 Nov 2022 891st janbehrens 🇩🇪 751 64 511ms 9 Nov 2021 892nd KrausRaus 🇺🇸 750 97 2ms 24 Oct 2023 893rd Shanethegamer 🇺🇸 749 102 2ms 12 Dec 2022 893rd dokutan 749 102 3ms 6 Nov 2025 895th dokutan 749 103 405ms 23 Nov 2025 896th 386asm 🇺🇸 749 117 40ms 10 Apr 2023 897th Shanethegamer 🇺🇸 748 131 28ms 20 Mar 2023 898th Irratix 🇳🇱 747 64 40ms 4 Mar 2022 898th annaproxy 747 64 65ms 27 Aug 2022 900th CatsAreFluffy 746 66 4,537ms 31 Jan 2023 901st albanian-laundromat 746 113 4ms 10 Dec 2025 902nd Yewzir 🇧🇪 745 111 472ms 13 Jan 2024 903rd drochom 744 94 327ms 22 Jun 2024 903rd martion2007 744 94 68ms 14 Aug 2024 905th akamayu-ouo 🇹🇼 743 35 5ms 30 Jul 2024 906th jared-hughes 743 94 2ms 14 Mar 2022 906th Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 906th KenanHanke 743 94 2ms 22 Feb 2023 906th Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 910th KatieLG 🇬🇧 742 67 1,331ms 21 Sep 2021 911th itsh01 742 80 44ms 4 Oct 2021 911th voytxt 🇨🇿 742 80 10ms 2 Mar 2022 911th dokutan 742 80 24ms 24 Dec 2024 914th primo-ppcg 🇹🇭 742 104 382ms 21 Nov 2021 914th Irratix 🇳🇱 742 104 404ms 13 Dec 2021 914th ericlangedijk 🇸🇮 742 104 453ms 17 Mar 2022 914th Matgc04 742 104 394ms 22 Aug 2023 914th CaedenHarper 🇨🇦 742 104 386ms 5 Nov 2025 919th j-Ewan 741 41 33ms 22 Feb 2022 920th boxjelly 741 92 164ms 14 Mar 2022 921st jared-hughes 741 128 66ms 20 Jul 2022 921st Alex-x90 🇺🇸 741 128 62ms 14 Nov 2022 923rd Shanethegamer 🇺🇸 738 89 41ms 16 Apr 2024 924th olivermrose 🇺🇸 736 65 42ms 27 Oct 2021 924th KatieLG 🇬🇧 736 65 39ms 10 Apr 2022 924th yzhs 🇩🇪 736 65 41ms 20 Jul 2022 924th DialFrost 🇸🇬 736 65 124ms 28 Jan 2023 924th edsrzf 🇳🇿 736 65 82ms 5 Nov 2024 929th AkashTandon167 736 95 67ms 2 Nov 2021 929th mhenion8293 🇺🇸 736 95 11ms 23 Jan 2022 929th 4ndyJ 🇬🇧 736 95 21ms 12 Feb 2023 929th Alex-x90 🇺🇸 736 95 19ms 13 Feb 2023 929th AlephSquirrel 736 95 2ms 8 Jun 2023 929th mathb0y512 736 95 488ms 22 Sep 2025 929th jacekwladzinski 736 95 19ms 2 Oct 2025 936th snoozingnewt 🇨🇦 736 114 13ms 30 Sep 2025 937th SirBogman 🇺🇸 736 254 43ms 23 Nov 2022 938th arctouch-cristiannevianna 735 105 425ms 26 May 2023 938th annaproxy 735 105 454ms 11 Apr 2025 940th jerrandolph 735 162 245ms 3 Nov 2023 941st yokasuretsu 733 51 174ms 16 Nov 2021 942nd MeWhenI 🇻🇦 733 68 1,812ms 28 Jan 2023 942nd Feniske 🇫🇷 733 68 1,666ms 7 Nov 2023 944th AlephSquirrel 733 81 11ms 8 Aug 2022 945th snoozingnewt 🇨🇦 733 136 136ms 29 Sep 2025 946th snoozingnewt 🇨🇦 732 84 93ms 22 Oct 2025 947th dokutan 732 109 118ms 18 Nov 2025 948th GrayJoKing 🇦🇺 732 113 407ms 28 Feb 2022 949th snoozingnewt 🇨🇦 731 105 38ms 1 Sep 2024 950th Yewzir 🇧🇪 730 90 44ms 14 Jan 2024 951st pascscha 729 96 19ms 28 Mar 2022 951st vhoulbreque 🇫🇷 729 96 358ms 13 Aug 2022 951st Fanrco 729 96 308ms 4 Sep 2023 951st Europe2048 729 96 20ms 24 Nov 2024 955th Schmitt-Very-Cool 729 129 425ms 30 Sep 2025 956th scpchicken 🇵🇼 728 137 152ms 19 May 2022 957th targrik 726 164 253ms 30 Jun 2025 958th albanian-laundromat 726 190 1,501ms 18 Oct 2025 959th pandapawskat 725 66 39ms 7 Oct 2021 960th annaproxy 725 105 25ms 8 Jan 2023 First Prev 881–960 of 2,060 Next Last