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 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 297th ay2718 674 92 16ms 13 Aug 2019 297th cellobix 674 92 9ms 14 Aug 2019 297th TrAyZeN 674 92 20ms 12 Mar 2020 297th geofft 674 92 20ms 12 Dec 2020 297th abailey2020 🇺🇸 674 92 29ms 12 Dec 2020 297th CodyMiner 674 92 16ms 7 Nov 2021 297th Romain-1 🇫🇷 674 92 16ms 29 Apr 2022 297th ssbhatt4321 674 92 17ms 11 Jun 2023 297th Glinte 674 92 25ms 11 Dec 2023 297th JunkIce 674 92 9ms 23 Feb 2025 297th tobeannouncd 674 92 15ms 25 Apr 2025 297th ffelixm 674 92 9ms 12 Jun 2025 297th RaBa21 🇭🇺 674 92 9ms 10 Jul 2025 297th YAJUE114514 674 92 25ms 28 Jul 2025 315th relet 667 93 18ms 8 Aug 2018 315th msrawson 667 93 10ms 31 Aug 2018 315th davitf 667 93 17ms 31 Oct 2018 315th retrohun 667 93 11ms 16 Mar 2019 315th Sticky-Bits 667 93 37ms 19 Apr 2019 315th Psirving 667 93 14ms 23 Jul 2020 315th Lewenhaupt 667 93 17ms 15 Mar 2024 315th cykim8811 667 93 21ms 11 Jul 2024 315th martion2007 667 93 26ms 14 Aug 2024 324th zdzc 660 94 17ms 28 Feb 2018 324th DaleNaci 660 94 9ms 27 Aug 2018 324th GodEmperorCaterpie 660 94 16ms 4 Sep 2019 324th DarkTemplar5 660 94 15ms 18 Feb 2020 324th kypi 660 94 18ms 22 Feb 2020 324th lukasthaler 660 94 17ms 11 Sep 2020 324th AkashTandon167 660 94 27ms 22 Nov 2020 324th ludwig-n 660 94 18ms 6 Apr 2021 324th Andrey135296 660 94 18ms 3 Jan 2022 324th mathb0y512 660 94 36ms 11 Sep 2025 324th jacekwladzinski 660 94 16ms 2 Oct 2025 335th dyc3 653 95 16ms 12 May 2020 335th antimon2 🇯🇵 653 95 17ms 27 Jul 2020 335th Secozzi 653 95 15ms 4 Nov 2020 335th cesarm4 653 95 9ms 30 Aug 2021 335th 4ndyJ 🇬🇧 653 95 19ms 12 Feb 2023 340th Malin001 646 96 18ms 4 Jan 2020 340th The3gs 646 96 9ms 28 Aug 2020 340th Zhenyu-Liang 646 96 16ms 31 Jan 2021 340th asadullayev 646 96 10ms 3 Mar 2021 340th mauro-1 🇮🇹 646 96 39ms 18 Aug 2021 340th BrenSchaap 646 96 17ms 21 Oct 2021 340th andrewteske 646 96 17ms 28 Nov 2021 340th Mortis66666 646 96 17ms 10 Jun 2022 340th galloj 🇨🇿 646 96 17ms 17 Aug 2022 340th vhoulbreque 🇫🇷 646 96 84ms 19 Aug 2022 340th NoahBolohan 🇨🇦 646 96 19ms 28 Feb 2023 340th mikehanus 646 96 24ms 5 Dec 2023 340th Jaydosu 646 96 9ms 26 Jun 2024 340th Pyroan 646 96 17ms 14 Mar 2025 354th ToonAlfrink 639 97 16ms 13 Nov 2020 354th csharpython 639 97 16ms 17 Jul 2025 354th robin-scragg 639 97 9ms 25 Jul 2025 357th ebicochineal 633 98 16ms 21 Jun 2019 357th ieeemma 633 98 20ms 27 Sep 2019 357th TheAristos 633 98 27ms 30 Oct 2019 357th lemogne 633 98 17ms 8 Aug 2021 357th tpasfieldERAU 633 98 10ms 5 Nov 2022 357th VictorStenvers 🇳🇱 633 98 9ms 23 Apr 2025 357th RJFuller 633 98 9ms 1 May 2025 357th codewrite 🇬🇧 633 98 17ms 10 Jul 2025 365th Edgex42 626 99 10ms 3 Jun 2019 365th pengu1n-master 626 99 10ms 7 Oct 2021 365th myleopard 626 99 19ms 15 Oct 2021 365th Fanrco 626 99 21ms 4 Sep 2023 365th wobblybits 626 99 16ms 18 Aug 2025 365th solisolu 626 99 10ms 27 days ago 371st joshrosenkranz 620 100 17ms 1 Mar 2018 371st qoqosz 620 100 21ms 16 Jun 2019 371st estomagordo 🇳🇱 620 100 11ms 5 Aug 2019 371st achow0 620 100 11ms 3 Aug 2020 371st nerikosans 620 100 9ms 13 Sep 2020 First Prev 301–375 of 701 Next Last