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 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 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 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 525th aditsu 852 83 2,871ms 10 Aug 2025 527th Lydxn 🇨🇦 852 90 40ms 20 Sep 2021 527th Steffan153 🇫🇮 852 90 40ms 12 Jan 2023 527th stefangimmillaro 852 90 40ms 26 Jan 2023 527th MeWhenI 🇻🇦 852 90 41ms 14 May 2023 527th DialFrost 🇸🇬 852 90 41ms 22 Oct 2024 532nd lynn 852 115 28ms 21 Aug 2023 533rd The3gs 852 117 129ms 29 Nov 2024 534th snoozingnewt 🇨🇦 851 99 4ms 1 Sep 2024 535th janbehrens 🇩🇪 850 140 268ms 20 Sep 2021 536th KatieLG 🇬🇧 848 79 544ms 16 Jan 2024 536th MeWhenI 🇻🇦 848 79 494ms 17 Jan 2024 536th duckyluuk 🇳🇱 848 79 499ms 20 Jun 2024 536th namelessiw 848 79 483ms 14 Jul 2024 536th lifthrasiir 🇰🇷 848 79 512ms 2 Dec 2024 541st MeWhenI 🇻🇦 847 96 126ms 15 Nov 2022 542nd stefangimmillaro 847 111 528ms 6 Oct 2025 542nd kmathis22 847 111 403ms 22 days ago 542nd ethanlally 847 111 366ms 19 days ago 542nd dokutan 847 111 411ms 18 days ago 542nd snoozingnewt 🇨🇦 847 111 387ms 6 days ago 547th ovs-code 🇩🇪 847 190 18ms 9 Jul 2024 548th Steffan153 🇫🇮 846 89 17ms 3 Feb 2023 548th sisyphus-ppcg 🇦🇺 846 89 18ms 4 Feb 2023 548th edsrzf 🇳🇿 846 89 13ms 14 Nov 2025 551st Steffan153 🇫🇮 846 99 12ms 12 Dec 2023 552nd Irratix 🇳🇱 846 112 54ms 3 Jan 2022 553rd MeWhenI 🇻🇦 846 163 565ms 28 Mar 2025 554th Yewzir 🇧🇪 845 118 127ms 5 Feb 2024 555th rak1507 🇬🇧 844 36 36ms 20 Sep 2021 556th rucin93 🇵🇱 844 86 2ms 23 days ago 557th ovs-code 🇩🇪 844 181 1,738ms 14 Sep 2025 557th jared-hughes 844 181 1,666ms 16 Sep 2025 557th MeWhenI 🇻🇦 844 181 1,677ms 7 Nov 2025 557th Yewzir 🇧🇪 844 181 2,518ms 14 Nov 2025 561st Steffan153 🇫🇮 843 73 229ms 15 Aug 2024 561st albanian-laundromat 843 73 749ms 23 Sep 2025 563rd itsjustfreekie 843 83 305ms 20 Sep 2021 563rd neihousaigaai 843 83 19ms 3 Jan 2022 563rd cesarm4 843 83 184ms 16 Apr 2022 563rd nstearns96 🇬🇧 843 83 245ms 27 Jan 2023 563rd randolchance 843 83 19ms 16 Feb 2023 563rd galloj 🇨🇿 843 83 3,253ms 5 Mar 2023 563rd yzhs 🇩🇪 843 83 244ms 23 Jun 2023 563rd Yewzir 🇧🇪 843 83 247ms 8 Oct 2023 563rd m42km 843 83 304ms 12 Oct 2023 572nd DialFrost 🇸🇬 843 98 379ms 25 days ago 573rd emplv 🇱🇻 842 78 47ms 19 Apr 2024 574th pardouin 🇫🇷 842 83 3ms 8 Oct 2024 574th LostSyntax21 🇬🇧 842 83 3ms 8 Jan 2025 576th Waffle3z 840 91 2ms 19 Sep 2021 576th primo-ppcg 🇹🇭 840 91 2ms 23 Sep 2021 576th JayXon 🇺🇸 840 91 2ms 3 Oct 2021 576th Lydxn 🇨🇦 840 91 2ms 9 Apr 2022 576th btnlq 840 91 2ms 27 Dec 2022 576th FlyingPenguin223 840 91 2ms 29 Oct 2024 582nd Shanethegamer 🇺🇸 840 95 100ms 14 Oct 2022 582nd emplv 🇱🇻 840 95 103ms 28 Oct 2022 582nd Yewzir 🇧🇪 840 95 102ms 28 Mar 2024 585th Shanethegamer 🇺🇸 839 31 6ms 13 Jan 2022 586th anter69 🇭🇺 839 57 34ms 30 Sep 2021 587th ovs-code 🇩🇪 839 69 134ms 3 Aug 2024 588th SirBogman 🇺🇸 838 80 455ms 15 Jan 2024 588th Shanethegamer 🇺🇸 838 80 483ms 16 Jan 2024 588th snoozingnewt 🇨🇦 838 80 555ms 28 Sep 2025 591st Shanethegamer 🇺🇸 838 95 124ms 16 Dec 2022 592nd MeWhenI 🇻🇦 838 113 55ms 29 Nov 2022 593rd lynn 838 119 148ms 10 Mar 2022 593rd ovs-code 🇩🇪 838 119 130ms 23 Jun 2023 593rd mousetail 🇳🇱 838 119 131ms 15 Jan 2024 596th edsrzf 🇳🇿 837 100 20ms 5 Jan 2025 597th Shanethegamer 🇺🇸 837 102 1,305ms 20 Mar 2023 598th stackofbears 835 99 460ms 21 Mar 2022 599th albanian-laundromat 835 105 40ms 7 Sep 2025 600th Yewzir 🇧🇪 834 87 2ms 21 days ago First Prev 526–600 of 2,035 Next Last