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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix 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 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 ><> 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix 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 Chars Time Submitted 700th Yash-Sangtani 647 68 9ms 5 Oct 2025 722nd willzywiec 638 69 10ms 6 Aug 2018 722nd SimonPeatman 638 69 10ms 28 Dec 2018 722nd YH-Kang 638 69 12ms 1 Feb 2019 722nd toabi 638 69 12ms 21 Aug 2019 722nd austinrwarner 638 69 14ms 12 Sep 2019 722nd wikwg9 638 69 10ms 29 Oct 2019 722nd bakaq 638 69 11ms 4 Jan 2020 722nd vonKrafft 638 69 10ms 24 Mar 2020 722nd jackdonofrio 638 69 10ms 25 Sep 2020 722nd goombado 638 69 13ms 19 Oct 2020 722nd OliverWales 638 69 11ms 5 Nov 2020 722nd Miles-1000 🇬🇧 638 69 11ms 28 Feb 2021 722nd lemogne 638 69 12ms 12 Aug 2021 722nd enbyte 638 69 10ms 1 Apr 2022 722nd Bananapants22 638 69 10ms 12 Aug 2022 722nd landyrisbad 638 69 12ms 14 Nov 2022 722nd lomarbrick 638 69 14ms 17 May 2023 722nd MisterrLuck 638 69 10ms 1 Sep 2023 722nd dranjohn 638 69 12ms 11 Sep 2023 722nd Mr-McChicken 638 69 10ms 18 Oct 2023 722nd Fmbalbuena 638 69 11ms 25 Oct 2023 722nd GitQuick 638 69 11ms 10 Mar 2024 722nd DGipe 638 69 13ms 13 May 2024 722nd ToE42 638 69 11ms 28 May 2025 722nd Matthewhine8 638 69 12ms 29 Jul 2025 747th kpasc 629 70 11ms 14 Jul 2018 747th joakimalsbjergdich 629 70 10ms 30 Oct 2019 747th slopey112 629 70 10ms 27 Nov 2019 747th Jviscus1 629 70 13ms 24 Apr 2020 747th raymond-li16 629 70 10ms 10 Jul 2020 747th markbyrne 629 70 11ms 26 Oct 2020 747th Armangharleghi1999 629 70 11ms 25 May 2022 747th nmgetahun 629 70 11ms 5 Dec 2022 747th sciencejiho 629 70 10ms 4 May 2024 747th IoLimmer 629 70 10ms 24 Jul 2024 747th Unknownuserfrommars 629 70 9ms 21 Nov 2024 747th Quirkly-Quasar1 🇺🇸 629 70 10ms 8 Dec 2024 747th TralfamadorianComedian 629 70 9ms 31 Dec 2024 760th Akilles1 620 71 10ms 27 Nov 2019 760th lucasvanmol 620 71 11ms 9 Sep 2020 760th befoster 620 71 13ms 10 Apr 2021 760th hinet60613 620 71 10ms 20 May 2021 760th annnkle 620 71 11ms 18 Dec 2022 760th j3mak 620 71 9ms 17 Jan 2024 760th qewdweftr4g 620 71 10ms 11 Oct 2024 760th ariesmarinus 620 71 11ms 27 Nov 2024 760th clayboll99 620 71 10ms 9 Jul 2025 769th oriphi 611 72 14ms 17 Jun 2019 769th Stealth-py 611 72 9ms 30 Jul 2019 769th timchu 611 72 13ms 6 Feb 2021 769th mothcolada 🇺🇸 611 72 10ms 21 Apr 2021 769th Joe0400Student 611 72 10ms 2 Nov 2021 769th tknight00 611 72 12ms 25 Jan 2024 769th HanaEndUser 611 72 11ms 6 Feb 2024 769th webmiche 611 72 10ms 3 Nov 2025 777th dave-ck 603 73 10ms 9 May 2018 777th CRHillman 603 73 10ms 9 Aug 2018 777th ValNyz 603 73 10ms 19 Sep 2018 777th fepe55 603 73 15ms 5 Oct 2018 777th bdendekk 603 73 12ms 10 Jul 2019 777th tadeas0 603 73 10ms 27 Dec 2019 777th brian6liu 603 73 13ms 8 May 2020 777th mrmena 🇦🇺 603 73 12ms 7 Jun 2021 777th janga1 603 73 10ms 11 Aug 2021 777th cbrt-x 603 73 11ms 16 Aug 2021 777th MarioPlq 603 73 14ms 24 Jun 2022 777th CodeAltF4 603 73 10ms 14 Mar 2023 777th Vaekor 603 73 10ms 9 Jul 2023 777th kkoenig 603 73 12ms 22 Dec 2023 777th EvyGithub 603 73 12ms 13 May 2024 777th morphthesworph 603 73 10ms 31 Dec 2025 793rd oscarlvp 595 74 9ms 30 Apr 2019 793rd evautier 595 74 13ms 15 May 2019 793rd ispahr 595 74 10ms 9 Jun 2020 793rd umanochiocciola 595 74 9ms 6 Nov 2020 793rd PGPereira 595 74 9ms 27 Mar 2021 793rd KrausRaus 🇺🇸 595 74 11ms 9 Apr 2021 793rd StHagel 595 74 13ms 5 May 2021 793rd berdzi 595 74 14ms 24 Mar 2022 First Prev 721–800 of 916 Next Last