Happy Numbers in JavaScript 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 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 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 161st sethimcclaine 569 109 10ms 5 Apr 2019 161st ereztaiar 🇮🇱 569 109 10ms 7 Sep 2021 161st olleicua 🇺🇸 569 109 11ms 13 Feb 2024 164th berdzi 564 110 9ms 8 Mar 2022 164th adamnielson42 🇺🇸 564 110 10ms 30 May 2023 166th ian-odonnell 559 111 9ms 14 Mar 2018 166th dsntzn 🇸🇰 559 111 11ms 21 Aug 2020 166th wansacis 🇩🇪 559 111 11ms 26 Jul 2021 166th SpareManiKatti 559 111 9ms 9 Sep 2021 170th Ashikpaul 🇮🇳 554 112 14ms 9 May 2021 171st JRaspass 🇬🇧 549 113 9ms 7 Jul 2020 171st Kibble 549 113 10ms 12 Jul 2020 171st gnlow 🇰🇷 549 113 9ms 6 Mar 2021 171st kozgera 549 113 10ms 19 May 2021 171st theunofficialcoder 549 113 9ms 18 Aug 2021 171st AnnoyedArt1256 549 113 9ms 8 Jan 2022 171st GeorgeStechman 🇬🇧 549 113 9ms 7 Jun 2022 171st TechNolaByte 549 113 10ms 26 Dec 2022 171st ZoeMcG 549 113 10ms 8 Jan 2023 171st hacker19374 549 113 8ms 10 Mar 2023 171st HumanoidCPU 549 113 8ms 3 May 2024 171st gigaprofisi 🇺🇸 549 113 10ms 20 Jun 2025 183rd jiaminglimjm 🇲🇾 544 114 10ms 4 Jul 2020 184th KatieLG-Transpiler 🇬🇧 539 115 9ms 23 Jun 2022 184th apokryfos 539 115 9ms 21 Aug 2023 184th hacker112 🇸🇪 539 115 9ms 20 Jun 2024 187th dijs 534 116 10ms 5 Dec 2019 188th Cr3aHal0 530 117 10ms 27 Jun 2019 189th wrauner 525 118 11ms 15 Aug 2019 190th lowlighter 521 119 11ms 30 Oct 2020 190th owen-c-parker 🇺🇸 521 119 11ms 25 Jan 2023 192nd Nefsen402 517 120 15ms 23 Jan 2019 192nd MrMullac 517 120 10ms 2 May 2025 194th pbarath 504 123 14ms 19 May 2021 195th emilianoyaryura 500 124 9ms 30 Jan 2021 196th lewdev 🇺🇸 496 125 9ms 26 Jul 2021 196th bac0id 496 125 9ms 30 Jun 2024 198th efgen 492 126 10ms 14 Jun 2020 199th vititu 481 129 10ms 29 Apr 2020 199th maxpelic 🇺🇸 481 129 10ms 10 Jul 2022 201st davidbutt 477 130 9ms 26 Jul 2018 201st TheLazySquid 477 130 10ms 21 Dec 2022 203rd DmyBor 473 131 10ms 4 May 2018 203rd aaronze 🇦🇺 473 131 10ms 25 Apr 2021 203rd Florian-Mt 473 131 10ms 23 Oct 2023 206th varbrad 466 133 9ms 5 Dec 2017 206th McErer 466 133 10ms 12 Jan 2019 206th vroup 🇩🇰 466 133 10ms 2 Oct 2022 209th OmegaB0t 463 134 8ms 5 Dec 2019 209th lunananananananana 🇨🇭 463 134 10ms 27 Jun 2021 211th marekMin 456 136 213ms 11 Jun 2019 212th roguh 🇬🇹 453 137 9ms 13 Oct 2024 213th ioioii 443 140 14ms 13 Dec 2019 214th msbranicky 440 141 9ms 8 Sep 2023 215th apatozi 428 145 10ms 10 May 2021 216th retrohun 425 146 9ms 21 Dec 2018 216th mikerees 425 146 10ms 5 Aug 2019 216th pandapawskat 425 146 9ms 2 Dec 2020 216th mokymok 🇺🇸 425 146 9ms 8 Nov 2021 216th zt14427 425 146 9ms 4 Mar 2023 216th itserasmus 425 146 9ms 17 Jan 2024 216th Mabeloid 🇳🇴 425 146 10ms 20 Sep 2024 223rd Johannesd3 411 151 14ms 5 Apr 2020 224th Ranner198 397 156 9ms 13 Jun 2024 225th stadamdoki 395 157 10ms 17 May 2021 226th MyXoToD 🇩🇪 390 159 12ms 8 May 2025 227th jacobshu 380 163 9ms 15 Oct 2020 228th tfk333 310 200 10ms 23 Feb 2018 229th YoungjuneKwon 302 205 10ms 6 Dec 2018 230th WilleyOhana 276 225 10ms 13 Jan 2022 231st nati047 243 255 10ms 7 Apr 2023 232nd nico-bachner 190 327 9ms 5 Dec 2020 233rd jayanwar 176 353 10ms 5 Nov 2019 234th seanleken 167 371 12ms 6 Nov 2019 235th stifflerus 125 496 11ms 12 Sep 2018 236th deryilz 122 510 11ms 4 Jan 2023 237th metakuna 109 570 12ms 16 Apr 2019 First Prev 161–237 of 237
