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 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 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 Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 294th geofft 674 92 22ms 12 Dec 2020 294th abailey2020 🇺🇸 674 92 26ms 12 Dec 2020 294th CodyMiner 674 92 17ms 7 Nov 2021 294th Romain-1 🇫🇷 674 92 17ms 29 Apr 2022 294th ssbhatt4321 674 92 17ms 11 Jun 2023 294th Glinte 674 92 24ms 11 Dec 2023 294th JunkIce 674 92 11ms 23 Feb 2025 294th tobeannouncd 674 92 17ms 25 Apr 2025 294th ffelixm 674 92 11ms 12 Jun 2025 294th RaBa21 🇭🇺 674 92 9ms 10 Jul 2025 294th YAJUE114514 674 92 23ms 28 Jul 2025 312th relet 667 93 16ms 8 Aug 2018 312th msrawson 667 93 12ms 31 Aug 2018 312th davitf 667 93 16ms 31 Oct 2018 312th retrohun 667 93 10ms 16 Mar 2019 312th Sticky-Bits 667 93 35ms 19 Apr 2019 312th Psirving 667 93 15ms 23 Jul 2020 312th Lewenhaupt 667 93 27ms 15 Mar 2024 312th cykim8811 667 93 21ms 11 Jul 2024 312th martion2007 667 93 26ms 14 Aug 2024 321st zdzc 660 94 18ms 28 Feb 2018 321st DaleNaci 660 94 9ms 27 Aug 2018 321st GodEmperorCaterpie 660 94 21ms 4 Sep 2019 321st DarkTemplar5 660 94 16ms 18 Feb 2020 321st kypi 660 94 24ms 22 Feb 2020 321st lukasthaler 660 94 22ms 11 Sep 2020 321st AkashTandon167 660 94 27ms 22 Nov 2020 321st ludwig-n 660 94 17ms 6 Apr 2021 321st Andrey135296 660 94 17ms 3 Jan 2022 321st mathb0y512 660 94 35ms 11 Sep 2025 321st jacekwladzinski 660 94 16ms 2 Oct 2025 332nd dyc3 653 95 16ms 12 May 2020 332nd antimon2 🇯🇵 653 95 17ms 27 Jul 2020 332nd Secozzi 653 95 18ms 4 Nov 2020 332nd cesarm4 653 95 10ms 30 Aug 2021 332nd 4ndyJ 🇬🇧 653 95 18ms 12 Feb 2023 337th Malin001 646 96 17ms 4 Jan 2020 337th The3gs 646 96 9ms 28 Aug 2020 337th Zhenyu-Liang 646 96 18ms 31 Jan 2021 337th asadullayev 646 96 10ms 3 Mar 2021 337th mauro-1 🇮🇹 646 96 25ms 18 Aug 2021 337th BrenSchaap 646 96 17ms 21 Oct 2021 337th andrewteske 646 96 17ms 28 Nov 2021 337th Mortis66666 646 96 24ms 10 Jun 2022 337th galloj 🇨🇿 646 96 17ms 17 Aug 2022 337th vhoulbreque 🇫🇷 646 96 87ms 19 Aug 2022 337th NoahBolohan 🇨🇦 646 96 19ms 28 Feb 2023 337th mikehanus 646 96 17ms 5 Dec 2023 337th Jaydosu 646 96 9ms 26 Jun 2024 337th Pyroan 646 96 17ms 14 Mar 2025 351st ToonAlfrink 639 97 18ms 13 Nov 2020 351st csharpython 639 97 17ms 17 Jul 2025 351st mossiegoat 639 97 22ms 25 Jul 2025 354th ebicochineal 633 98 17ms 21 Jun 2019 354th ieeemma 633 98 22ms 27 Sep 2019 354th TheAristos 633 98 32ms 30 Oct 2019 354th lemogne 633 98 26ms 8 Aug 2021 354th tpasfieldERAU 633 98 10ms 5 Nov 2022 354th VictorStenvers 🇳🇱 633 98 9ms 23 Apr 2025 354th RJFuller 633 98 9ms 1 May 2025 354th codewrite 🇬🇧 633 98 19ms 10 Jul 2025 362nd Edgex42 626 99 9ms 3 Jun 2019 362nd pengu1n-master 626 99 11ms 7 Oct 2021 362nd myleopard 626 99 16ms 15 Oct 2021 362nd Fanrco 626 99 35ms 4 Sep 2023 362nd wobblybits 626 99 17ms 18 Aug 2025 362nd solisolu 626 99 10ms 19 days ago 368th joshrosenkranz 620 100 25ms 1 Mar 2018 368th qoqosz 620 100 16ms 16 Jun 2019 368th estomagordo 🇳🇱 620 100 10ms 5 Aug 2019 368th achow0 620 100 10ms 3 Aug 2020 368th nerikosans 620 100 10ms 13 Sep 2020 368th Miles-1000 🇬🇧 620 100 22ms 26 Feb 2021 368th TimLeffke 620 100 17ms 13 Sep 2022 368th AbhilashaTandon 620 100 17ms 22 Sep 2023 First Prev 301–375 of 698 Next Last