Happy Numbers (Long) in Python 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 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 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 73rd CedricGebistorf 878 82 221ms 25 Feb 2022 73rd Shanethegamer 🇺🇸 878 82 308ms 16 Dec 2022 73rd aksyristos 878 82 205ms 12 Feb 2023 73rd quimey 878 82 221ms 22 Mar 2023 73rd StefanHabel 🇨🇦 878 82 301ms 26 Mar 2023 73rd Fracture17 878 82 271ms 8 Apr 2023 73rd Re-Adventures 🇮🇳 878 82 216ms 20 Jul 2023 73rd Natanaelel 🇸🇪 878 82 219ms 29 Oct 2023 73rd Just4FunCoder 878 82 297ms 17 Feb 2024 73rd codingisgreatbutiamnot 878 82 297ms 25 Jul 2024 73rd lifthrasiir 🇰🇷 878 82 12ms 13 Nov 2024 73rd klixel 🇨🇦 878 82 294ms 17 Jan 2025 73rd blaztoma 🇱🇹 878 82 319ms 19 days ago 73rd CommandLeo 🇮🇹 878 82 336ms 29 hours ago 73rd luuumine 🇫🇷 878 82 278ms 15 hours ago 91st itsjustfreekie 867 83 315ms 20 Sep 2021 91st neihousaigaai 867 83 20ms 3 Jan 2022 91st cesarm4 867 83 188ms 16 Apr 2022 91st nstearns96 🇬🇧 867 83 246ms 27 Jan 2023 91st randolchance 867 83 20ms 16 Feb 2023 91st galloj 🇨🇿 867 83 3,235ms 5 Mar 2023 91st yzhs 🇩🇪 867 83 248ms 23 Jun 2023 91st Yewzir 🇧🇪 867 83 297ms 8 Oct 2023 91st m42km 867 83 313ms 12 Oct 2023 100th Bonjour27891 🇻🇳 857 84 61ms 9 Feb 2022 100th RDShah 857 84 341ms 11 May 2022 100th fredrik-bakke 🇳🇴 857 84 308ms 2 Oct 2022 100th jakobkordez 🇸🇮 857 84 20ms 30 Oct 2022 100th thehylian 857 84 19ms 2 Jan 2023 100th badboj40 857 84 301ms 12 Feb 2023 100th firegene 🇮🇪 857 84 20ms 22 Dec 2023 100th moustave 857 84 171ms 26 Nov 2024 100th dokutan 857 84 257ms 24 Dec 2024 109th Fishron 847 85 253ms 21 Oct 2021 109th aposteriorist 🇨🇦 847 85 21ms 6 Feb 2022 109th TFeld00 🇩🇰 847 85 364ms 22 Apr 2022 109th Ailko 🇧🇪 847 85 73ms 5 May 2022 109th tkr-sh 🇰🇵 847 85 18ms 17 May 2022 109th 051 🇸🇬 847 85 21ms 19 Aug 2022 109th trist224 🇫🇷 847 85 67ms 18 Oct 2022 109th Ripick 847 85 20ms 1 Feb 2023 109th jmerle 🇳🇱 847 85 298ms 16 Feb 2023 109th fkantelberg 847 85 19ms 7 Aug 2023 109th minhtrancccp 847 85 62ms 1 Nov 2023 109th wen1now 847 85 22ms 6 Nov 2023 109th elgan65536 847 85 19ms 28 Nov 2023 109th stertooy 🇧🇪 847 85 20ms 14 Jun 2024 109th FranklinJiaChen 847 85 190ms 5 Aug 2024 109th keelimeguy 🇺🇸 847 85 249ms 17 May 2025 109th KasperKivimaeki 🇫🇮 847 85 20ms 2 Jul 2025 109th albanian-laundromat 847 85 21ms 14 days ago 127th andre-lameirinhas 🇵🇹 837 86 190ms 4 Nov 2021 127th RYNO8 837 86 63ms 16 Aug 2022 127th LeeCamp 837 86 217ms 15 Jan 2023 127th vishwathg 837 86 339ms 4 Feb 2023 127th cros107 🇦🇺 837 86 246ms 11 Oct 2023 127th logvp 837 86 3,317ms 12 Jan 2024 127th Bmrl7 837 86 12ms 29 Feb 2024 127th Grrisly 837 86 283ms 29 Mar 2024 127th SB-945 837 86 20ms 31 Mar 2024 127th resoNathan 837 86 13ms 18 Jul 2024 127th Andrey2001 837 86 13ms 4 hours ago 138th scpchicken 🇵🇼 828 87 229ms 12 Jan 2022 138th JuliaSzulc 828 87 20ms 16 Mar 2022 138th LHuitre 828 87 20ms 5 Jun 2022 138th betaveros 828 87 413ms 1 Jan 2023 138th croc54 828 87 234ms 8 Jan 2025 138th LostSyntax21 🇬🇧 828 87 204ms 8 Mar 2025 138th andrewjc2000 828 87 19ms 11 Aug 2025 145th Waffle3z 818 88 20ms 19 Sep 2021 145th TaserTheFox 🇺🇸 818 88 22ms 28 Feb 2023 145th tobyLovick 818 88 19ms 12 Dec 2023 145th Dataen 818 88 297ms 12 Jan 2024 145th yuchuehw 818 88 19ms 28 Jan 2024 145th Masttest 818 88 20ms 13 Feb 2024 First Prev 76–150 of 379 Next Last