Niven Numbers in Python in chars. 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 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 Gray Code Decoder Gray Code Encoder 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 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Chars Time Submitted 471st omri2001 746 59 10ms 22 Oct 2022 471st 0-4849 746 59 20ms 30 Oct 2022 471st r-benson 🇬🇧 746 59 10ms 31 Jan 2023 471st taesungh 746 59 10ms 15 Oct 2023 471st AZ9tumas 746 59 16ms 5 Nov 2023 471st okaponta 746 59 10ms 11 Jan 2024 471st dal548 746 59 17ms 12 Jun 2024 471st cthierfelder 🇲🇨 746 59 10ms 19 Jun 2025 489th yokasuretsu 733 60 10ms 3 May 2018 489th msrawson 733 60 10ms 5 Aug 2018 489th pbragancacabral 733 60 9ms 6 Nov 2018 489th nkansal96 733 60 16ms 21 May 2019 489th TheAristos 733 60 9ms 17 Oct 2019 489th michelebastione 🇮🇹 733 60 10ms 11 Feb 2020 489th loserface69 733 60 10ms 14 Mar 2020 489th mortimervonchappuis 733 60 10ms 17 Mar 2020 489th nicolaimonzonladas 733 60 10ms 27 Mar 2020 489th Tiger-Cross 733 60 9ms 27 Mar 2020 489th green-beans 733 60 10ms 31 Mar 2020 489th bastienvoirin 🇫🇷 733 60 10ms 5 Apr 2020 489th ashwinvis 733 60 9ms 19 Apr 2020 489th jmhowl 733 60 10ms 3 Jun 2020 489th jotslo 🇬🇧 733 60 10ms 16 Jun 2020 489th PiterAnnema 733 60 10ms 30 Aug 2020 489th leoschet 733 60 18ms 18 Sep 2020 489th kenballus 733 60 11ms 29 Sep 2020 489th Andre3582 733 60 9ms 6 Nov 2020 489th Omega65536 🇩🇪 733 60 9ms 10 Jan 2021 489th Espiobest 733 60 10ms 31 Jan 2021 489th stordev 733 60 10ms 26 Feb 2021 489th Eolu 733 60 17ms 8 Apr 2021 489th PYRiTEmonark 733 60 10ms 22 May 2021 489th kenny14231 733 60 10ms 1 Jul 2021 489th mauro-1 🇮🇹 733 60 10ms 17 Aug 2021 489th Foxinatel 733 60 10ms 22 Aug 2021 489th Andrey135296 733 60 9ms 3 Jan 2022 489th shibacho 🇯🇵 733 60 10ms 24 Mar 2022 489th karhuthebear 733 60 10ms 11 May 2022 489th smartiel 733 60 10ms 15 Sep 2022 489th glesnick 733 60 11ms 19 Sep 2022 489th murugan-k-0204 733 60 9ms 3 Oct 2022 489th kevdah 733 60 11ms 4 Oct 2022 489th Bodo171 733 60 9ms 15 Jan 2023 489th Squidled 733 60 9ms 30 Jan 2023 489th MiranDaniel 🇨🇿 733 60 10ms 1 Sep 2023 489th ssbhatt4321 733 60 10ms 14 Oct 2023 489th eiburns 733 60 10ms 27 Oct 2023 489th Pale-Vessel 733 60 10ms 18 Dec 2023 489th mstang107 733 60 9ms 20 Dec 2023 489th jbjd 733 60 10ms 24 Feb 2024 489th Jacob385 733 60 10ms 18 Apr 2024 489th CyberTapir 733 60 10ms 28 Aug 2024 489th katss2 733 60 13ms 14 Aug 2025 489th iczelia 🇩🇪 733 60 10ms 19 Oct 2025 535th raywinray 721 61 10ms 27 Sep 2018 535th arnavb 721 61 10ms 6 Oct 2018 535th kamilxkruk 721 61 11ms 21 Oct 2018 535th bkshrader 721 61 10ms 27 Dec 2018 535th Gymhgy 721 61 11ms 23 Apr 2019 535th dcure73 721 61 10ms 7 Jun 2019 535th adesanjo 721 61 9ms 8 Jun 2019 535th qoqosz 721 61 10ms 9 Jun 2019 535th mikaelivarsson 721 61 10ms 28 Aug 2019 535th sambirnbaum1 721 61 10ms 12 Sep 2019 535th anominos 721 61 10ms 14 Dec 2019 535th dymowski 721 61 9ms 3 Jan 2020 535th mizuzimu 721 61 10ms 3 Feb 2020 535th kypi 721 61 10ms 17 Feb 2020 535th SupImDos 721 61 13ms 27 Jun 2020 535th itiievskyi 🇺🇦 721 61 9ms 30 Jul 2020 535th ralsei 721 61 10ms 7 Oct 2020 535th AkashTandon167 721 61 12ms 22 Nov 2020 535th myleopard 721 61 9ms 2 Mar 2021 535th lmolteno 721 61 10ms 10 Mar 2021 535th htprogras 721 61 10ms 20 Mar 2021 535th oplxy 721 61 9ms 22 Mar 2021 535th zaneduffield 721 61 10ms 5 Aug 2021 535th kinoute 🇫🇷 721 61 10ms 10 Sep 2021 535th yanjs 721 61 10ms 30 Sep 2021 535th HassanAliKadhem 🇧🇭 721 61 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