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 Multitap Input 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 Multitap Input 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 75th stefangimmillaro 878 82 306ms 27 Sep 2021 75th NewDefectus 🇮🇱 878 82 19ms 16 Dec 2021 75th CedricGebistorf 878 82 221ms 25 Feb 2022 75th Shanethegamer 🇺🇸 878 82 308ms 16 Dec 2022 75th aksyristos 878 82 205ms 12 Feb 2023 75th quimey 878 82 221ms 22 Mar 2023 75th StefanHabel 🇨🇦 878 82 301ms 26 Mar 2023 75th Fracture17 878 82 271ms 8 Apr 2023 75th Re-Adventures 🇮🇳 878 82 216ms 20 Jul 2023 75th Natanaelel 🇸🇪 878 82 219ms 29 Oct 2023 75th Just4FunCoder 878 82 297ms 17 Feb 2024 75th codingisgreatbutiamnot 878 82 297ms 25 Jul 2024 75th lifthrasiir 🇰🇷 878 82 12ms 13 Nov 2024 75th klixel 🇨🇦 878 82 294ms 17 Jan 2025 75th blaztoma 🇱🇹 878 82 319ms 20 days ago 75th CommandLeo 🇮🇹 878 82 336ms 44 hours ago 75th luuumine 🇫🇷 878 82 278ms 29 hours ago 75th FortuiteMan 🇫🇷 878 82 286ms a min ago 94th itsjustfreekie 867 83 315ms 20 Sep 2021 94th neihousaigaai 867 83 20ms 3 Jan 2022 94th cesarm4 867 83 188ms 16 Apr 2022 94th nstearns96 🇬🇧 867 83 246ms 27 Jan 2023 94th randolchance 867 83 20ms 16 Feb 2023 94th galloj 🇨🇿 867 83 3,235ms 5 Mar 2023 94th yzhs 🇩🇪 867 83 248ms 23 Jun 2023 94th Yewzir 🇧🇪 867 83 297ms 8 Oct 2023 94th m42km 867 83 313ms 12 Oct 2023 103rd Bonjour27891 🇻🇳 857 84 61ms 9 Feb 2022 103rd RDShah 857 84 341ms 11 May 2022 103rd fredrik-bakke 🇳🇴 857 84 308ms 2 Oct 2022 103rd jakobkordez 🇸🇮 857 84 20ms 30 Oct 2022 103rd thehylian 857 84 19ms 2 Jan 2023 103rd badboj40 857 84 301ms 12 Feb 2023 103rd firegene 🇮🇪 857 84 20ms 22 Dec 2023 103rd moustave 857 84 171ms 26 Nov 2024 103rd dokutan 857 84 257ms 24 Dec 2024 112th Fishron 847 85 253ms 21 Oct 2021 112th aposteriorist 🇨🇦 847 85 21ms 6 Feb 2022 112th TFeld00 🇩🇰 847 85 364ms 22 Apr 2022 112th Ailko 🇧🇪 847 85 73ms 5 May 2022 112th tkr-sh 🇰🇵 847 85 18ms 17 May 2022 112th 051 🇸🇬 847 85 21ms 19 Aug 2022 112th trist224 🇫🇷 847 85 67ms 18 Oct 2022 112th Ripick 847 85 20ms 1 Feb 2023 112th jmerle 🇳🇱 847 85 298ms 16 Feb 2023 112th fkantelberg 847 85 19ms 7 Aug 2023 112th minhtrancccp 847 85 62ms 1 Nov 2023 112th wen1now 847 85 22ms 6 Nov 2023 112th elgan65536 847 85 19ms 28 Nov 2023 112th stertooy 🇧🇪 847 85 20ms 14 Jun 2024 112th FranklinJiaChen 847 85 190ms 5 Aug 2024 112th keelimeguy 🇺🇸 847 85 249ms 17 May 2025 112th KasperKivimaeki 🇫🇮 847 85 20ms 2 Jul 2025 112th albanian-laundromat 847 85 21ms 15 days ago 130th andre-lameirinhas 🇵🇹 837 86 190ms 4 Nov 2021 130th RYNO8 837 86 63ms 16 Aug 2022 130th LeeCamp 837 86 217ms 15 Jan 2023 130th vishwathg 837 86 339ms 4 Feb 2023 130th cros107 🇦🇺 837 86 246ms 11 Oct 2023 130th logvp 837 86 3,317ms 12 Jan 2024 130th Bmrl7 837 86 12ms 29 Feb 2024 130th Grrisly 837 86 283ms 29 Mar 2024 130th SB-945 837 86 20ms 31 Mar 2024 130th resoNathan 837 86 13ms 18 Jul 2024 130th Andrey2001 837 86 13ms 18 hours ago 141st scpchicken 🇵🇼 828 87 229ms 12 Jan 2022 141st JuliaSzulc 828 87 20ms 16 Mar 2022 141st LHuitre 828 87 20ms 5 Jun 2022 141st betaveros 828 87 413ms 1 Jan 2023 141st croc54 828 87 234ms 8 Jan 2025 141st LostSyntax21 🇬🇧 828 87 204ms 8 Mar 2025 141st andrewjc2000 828 87 19ms 11 Aug 2025 148th Waffle3z 818 88 20ms 19 Sep 2021 148th TaserTheFox 🇺🇸 818 88 22ms 28 Feb 2023 148th tobyLovick 818 88 19ms 12 Dec 2023 First Prev 76–150 of 381 Next Last