Niven 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 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 Bytes Time Submitted 528th Lemonz-13223 721 61 11ms 9 Sep 2022 528th za3k 721 61 10ms 9 Oct 2022 528th farazht 721 61 13ms 17 Feb 2023 528th GulgDev 721 61 11ms 22 Mar 2023 528th Hortaros 721 61 11ms 15 Apr 2023 528th tobeannouncd 721 61 10ms 18 Sep 2023 528th HenryFoss-10 721 61 10ms 6 May 2024 528th luca1339 721 61 11ms 29 May 2024 528th jameswmccarty 721 61 9ms 15 Jun 2024 528th wilhelmines 721 61 9ms 17 Jun 2024 528th OrangeBacon 721 61 9ms 12 Aug 2024 528th FernSchoenberg 721 61 10ms 14 Oct 2024 528th ihatethefrench 721 61 10ms 4 Jan 2025 528th EnisEfe0 721 61 10ms 18 May 2025 575th estomagordo 🇳🇱 710 62 10ms 3 Aug 2019 575th cellobix 710 62 13ms 13 Aug 2019 575th adoxography 710 62 12ms 10 Oct 2019 575th RobertPoienar 710 62 11ms 18 Oct 2019 575th Lemonfrostt 710 62 11ms 14 Dec 2019 575th Randomness74 710 62 13ms 14 Mar 2020 575th clementblaudeau 710 62 14ms 28 May 2021 575th hymanimy 710 62 11ms 24 Aug 2021 575th JuliaSzulc 710 62 11ms 15 Mar 2022 575th PATTRIM 710 62 9ms 5 Jan 2023 575th NDR0216 🇹🇼 710 62 14ms 13 Feb 2023 575th Edjyzod 710 62 10ms 7 Mar 2023 575th qwjhvbxi 710 62 10ms 9 Feb 2024 575th Andrey2001 710 62 10ms 8 Dec 2025 575th Aquateraneal 710 62 9ms 5 days ago 590th ArturLange 698 63 16ms 5 Sep 2018 590th suchwise 698 63 10ms 30 Oct 2019 590th MarkRdgOx 698 63 11ms 15 Jan 2020 590th 130N35 698 63 10ms 27 Jan 2020 590th valgardg 🇮🇸 698 63 10ms 13 Aug 2021 590th mokymok 🇺🇸 698 63 11ms 23 Nov 2021 590th ellieoverwood 698 63 10ms 29 Dec 2021 590th mbittner20 698 63 12ms 27 May 2023 590th suhren 698 63 11ms 1 Oct 2023 590th VictorStenvers 🇳🇱 698 63 10ms 2 May 2024 590th Schreipfelerer 698 63 10ms 11 Sep 2024 590th TheZwierzLF 🇵🇱 698 63 11ms 19 May 2025 602nd Sticky-Bits 688 64 10ms 26 Apr 2019 602nd derekthatcher 688 64 19ms 22 Sep 2020 602nd joe0400 688 64 9ms 7 Sep 2021 602nd tetraxile 688 64 11ms 3 Oct 2021 602nd BrenSchaap 688 64 13ms 20 Oct 2021 602nd dillon-duncando 688 64 10ms 24 Dec 2021 602nd raketexyz 688 64 10ms 29 Dec 2021 602nd james-downey 688 64 10ms 14 Jul 2022 602nd a-penton 688 64 11ms 22 Sep 2022 602nd eshilo-draper 688 64 11ms 8 Oct 2022 602nd AodhanDalton 688 64 10ms 24 Oct 2022 602nd Ythaenagor 688 64 10ms 5 Aug 2024 602nd Deedogg 688 64 13ms 9 Sep 2024 602nd Apzyte-Gamer 688 64 20ms 2 Nov 2024 602nd theonetruenerd 688 64 10ms 9 Jun 2025 602nd jm600 688 64 10ms 25 Aug 2025 618th ari-gutierrez 677 65 10ms 22 Oct 2018 618th SurplusSineWaves 677 65 10ms 21 Jan 2019 618th evanrittner 677 65 14ms 11 Mar 2019 618th alangodfrey 677 65 11ms 12 Jun 2019 618th TrAyZeN 677 65 13ms 12 Mar 2020 618th febiw 677 65 10ms 22 Mar 2020 618th alexandre-lavoie 677 65 11ms 20 Oct 2020 618th Retkoj 677 65 10ms 30 Nov 2020 618th wrhm 677 65 10ms 12 Dec 2020 618th Manby 677 65 12ms 7 Jul 2021 618th shen-hong-xin 677 65 10ms 7 Jul 2021 618th danielweper 677 65 10ms 21 Oct 2021 618th wirewolf010 677 65 11ms 4 Jan 2022 618th kyleclaassen 677 65 10ms 11 Mar 2022 618th TheSmilingTurtle 677 65 10ms 14 May 2022 618th celiendonze 🇨🇭 677 65 10ms 29 Mar 2023 618th Glinte 677 65 14ms 13 Dec 2023 618th azure-blondon 677 65 18ms 11 May 2024 618th kistlerf 🇨🇭 677 65 16ms 30 May 2025 618th yukii1004 677 65 11ms 25 Sep 2025 638th Threadzless 667 66 14ms 29 Oct 2018 638th patbassing 667 66 10ms 15 Jun 2019 638th kusti8 667 66 10ms 30 Jul 2019 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