Happy Numbers 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 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 400th rollsroyce0 602 103 19ms 8 Jul 2025 402nd PFischbeck 596 104 19ms 2 Jan 2018 402nd fynnkroeger 596 104 18ms 8 Feb 2021 402nd feherd 596 104 18ms 30 Aug 2021 402nd amollberg 🇸🇪 596 104 18ms 29 Jan 2022 402nd no53488 596 104 12ms 5 Dec 2022 402nd Wildst 596 104 11ms 7 Jul 2023 402nd FCORMERAIS 596 104 11ms 7 Mar 2024 409th lrustand 590 105 13ms 15 Jan 2018 409th djtuBIG-MaliceX 590 105 21ms 30 Jan 2018 409th Faweks1 590 105 17ms 1 Aug 2018 409th SupImDos 590 105 11ms 10 Nov 2020 409th dillon-duncando 590 105 17ms 1 Dec 2021 409th Ch3ngL0rd 590 105 13ms 16 Jan 2024 409th jamesthekee 590 105 12ms 25 Jan 2025 409th kistlerf 🇨🇭 590 105 18ms 16 May 2025 417th dave-ck 585 106 11ms 3 Mar 2018 417th RyanCarrusca 585 106 11ms 21 Feb 2019 417th oriphi 585 106 58ms 17 Jun 2019 417th evanrittner 585 106 18ms 12 Jan 2020 417th oAsAo 585 106 32ms 21 Jan 2020 417th hymanimy 585 106 19ms 11 Aug 2021 417th eshilo-draper 585 106 19ms 18 Nov 2022 417th ZoeMcG 585 106 11ms 8 Jan 2023 417th mathisfun271 585 106 86ms 13 Feb 2024 417th Ythaenagor 585 106 19ms 5 Aug 2024 427th stordev 579 107 18ms 26 Feb 2021 427th KrausRaus 🇺🇸 579 107 10ms 15 Apr 2021 427th petroselo 579 107 18ms 29 Dec 2021 427th jumelet 🇳🇱 579 107 19ms 13 Dec 2022 427th jameswmccarty 579 107 20ms 11 Jul 2024 427th PyryL 🇫🇮 579 107 20ms 15 Mar 2025 427th kbeat 🇰🇿 579 107 18ms 21 May 2025 434th 05st 574 108 19ms 14 Feb 2022 434th CameronGBell 574 108 10ms 7 Mar 2022 434th SniperSmiley 🇺🇸 574 108 18ms 29 Jun 2022 434th dtaylor0 574 108 18ms 25 Dec 2022 434th sultan 574 108 11ms 2 Apr 2024 434th jfallon1997 574 108 20ms 16 May 2024 434th 40fied4t 574 108 11ms 21 May 2025 441st tkwa 569 109 21ms 5 Dec 2018 441st Bodo171 569 109 17ms 24 Nov 2022 441st DaCuteRaccoon 569 109 12ms 30 Nov 2022 441st jagannathhari 569 109 18ms 21 Oct 2023 441st ian-h-chamberlain 🇺🇸 569 109 22ms 16 Oct 2025 446th ValNyz 564 110 32ms 20 Apr 2018 446th hyvyys 564 110 15ms 16 Sep 2020 446th vodker1 564 110 19ms 8 Mar 2022 446th berdzi 564 110 12ms 15 Mar 2022 446th VictorFordham 564 110 18ms 12 Oct 2023 446th NanduBC 564 110 18ms 7 Sep 2024 452nd ArturLange 559 111 11ms 5 Sep 2018 452nd adesanjo 559 111 19ms 8 Jun 2019 452nd vonKrafft 559 111 10ms 26 Mar 2020 452nd TinyTheBrontosaurus 559 111 11ms 4 Dec 2023 452nd Artemis21 🇬🇧 559 111 18ms 2 Jan 2025 452nd 123mjb 559 111 13ms 26 Jun 2025 452nd tomh1012 559 111 11ms 5 Feb 2026 452nd zgialor-lab 559 111 12ms 10 Mar 2026 452nd Mikey-Beep 🇬🇧 559 111 16ms 7 days ago 461st boxjelly 554 112 12ms 10 Jan 2021 461st Pena86 554 112 11ms 18 Feb 2021 461st Kasci 554 112 75ms 28 Dec 2021 461st Omega65536 🇩🇪 554 112 12ms 29 Nov 2022 461st epic-programmer-guy 554 112 19ms 26 Dec 2023 466th nkansal96 549 113 18ms 21 May 2019 466th TobyBoyne 🇬🇧 549 113 17ms 1 Jun 2019 466th dymowski 549 113 18ms 24 Jul 2019 466th weberax 549 113 10ms 30 Nov 2019 466th AIn0n 549 113 18ms 15 Jul 2021 466th super-tux 549 113 69ms 9 Aug 2021 466th olavaga 549 113 11ms 13 Aug 2021 466th nkoppel 549 113 12ms 20 Oct 2022 466th Skwerl23 549 113 19ms 3 Feb 2023 466th bropal404 🇮🇳 549 113 686ms 6 Mar 2025 476th kenny14231 544 114 12ms 6 Aug 2022 476th aalec 544 114 96ms 24 Apr 2024 476th ApoChagi 544 114 19ms 25 Oct 2025 479th michelebastione 🇮🇹 539 115 12ms 19 Nov 2019 479th artieleach 539 115 18ms 12 Dec 2020 First Prev 401–480 of 717 Next Last