Niven Numbers in all languages 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 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 Multitap Input 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 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 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 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 Multitap Input 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 398th Lydxn 🇨🇦 941 61 120ms 13 Jan 2022 398th primo-ppcg 🇹🇭 941 61 125ms 14 Jan 2022 398th sisyphus-ppcg 🇦🇺 941 61 124ms 17 Jan 2022 398th lynn 941 61 118ms 10 Mar 2022 398th Bubbler-4 941 61 120ms 8 Aug 2022 398th MeWhenI 🇻🇦 941 61 118ms 10 Oct 2022 398th clockworknazo 941 61 120ms 12 Oct 2022 398th andersk 🇺🇸 941 61 123ms 22 Oct 2022 398th Steffan153 🇫🇮 941 61 120ms 17 Nov 2022 398th stefangimmillaro 941 61 122ms 25 Nov 2022 398th sean-niemann 🇺🇸 941 61 122ms 17 Jan 2023 398th DialFrost 🇸🇬 941 61 123ms 18 Jan 2023 398th rucin93 🇵🇱 941 61 123ms 23 Jan 2023 398th Shanethegamer 🇺🇸 941 61 121ms 8 Mar 2023 398th ovs-code 🇩🇪 941 61 119ms 20 Jun 2023 398th Yewzir 🇧🇪 941 61 118ms 23 Sep 2023 398th Betuaredead 941 61 120ms 11 Nov 2023 398th elgan65536 941 61 120ms 5 Mar 2024 398th pardouin 🇫🇷 941 61 120ms 22 Aug 2024 398th nullie 941 61 120ms 18 Dec 2024 398th acotis 941 61 120ms 26 Jan 2025 398th emgordon154 941 61 127ms 18 Feb 2025 398th fuzzylojik-golf 🇺🇸 941 61 135ms 17 Jun 2025 398th edsrzf 🇳🇿 941 61 119ms 26 Jul 2025 398th qpwoeirut 941 61 119ms 16 Aug 2025 398th kumavale 941 61 121ms 17 Aug 2025 398th albanian-laundromat 941 61 119ms 24 Sep 2025 398th snoozingnewt 🇨🇦 941 61 116ms 4 Dec 2025 429th Lydxn 🇨🇦 940 68 56ms 1 Jan 2022 429th prplz 🇦🇺 940 68 52ms 1 Jan 2022 429th JayXon 🇺🇸 940 68 56ms 5 Jan 2022 429th sisyphus-ppcg 🇦🇺 940 68 52ms 23 Mar 2022 429th nwellnhof 🇩🇪 940 68 55ms 8 Aug 2022 429th Steffan153 🇫🇮 940 68 56ms 17 Nov 2022 429th inventshah 940 68 56ms 26 Jan 2023 429th sean-niemann 🇺🇸 940 68 55ms 11 Apr 2023 429th Alex-x90 🇺🇸 940 68 55ms 17 Jul 2023 429th xsot 🇸🇬 940 68 58ms 22 May 2024 429th KasperKivimaeki 🇫🇮 940 68 60ms 15 Feb 2025 429th pardouin 🇫🇷 940 68 50ms 31 May 2025 429th fuzzylojik-golf 🇺🇸 940 68 54ms 14 Jul 2025 429th 09cf 940 68 58ms 26 Nov 2025 443rd edre 939 46 9ms 15 May 2018 443rd davitf 939 46 9ms 24 Oct 2018 443rd rschwa6308 🇺🇸 939 46 9ms 4 Apr 2019 443rd zbreit 🇺🇸 939 46 9ms 4 Apr 2019 443rd petar-donchev 939 46 9ms 24 Aug 2019 443rd daedals 939 46 9ms 15 Oct 2019 443rd teafork 939 46 9ms 9 Feb 2020 443rd andersk 🇺🇸 939 46 10ms 19 Mar 2020 443rd Attero 🇸🇪 939 46 9ms 26 Mar 2020 443rd dmoa 939 46 9ms 10 Jul 2020 443rd hashkitten 939 46 9ms 24 Sep 2020 443rd Dazza314 🇬🇧 939 46 9ms 7 Nov 2020 443rd janbehrens 🇩🇪 939 46 9ms 8 Dec 2020 443rd btjones0 939 46 9ms 27 Dec 2020 443rd OllieBoyne 🇬🇧 939 46 9ms 6 Feb 2021 443rd vezzick 939 46 10ms 5 Mar 2021 443rd RDShah 939 46 9ms 15 Apr 2021 443rd urojony 🇵🇱 939 46 9ms 27 May 2021 443rd MarcMush 🇫🇷 939 46 9ms 29 Jun 2021 443rd Fishron 939 46 9ms 19 Oct 2021 443rd Indivicivet 939 46 9ms 24 Oct 2021 443rd StefanHabel 🇨🇦 939 46 9ms 14 Dec 2021 443rd ZakkkkAttackkkk 🇵🇭 939 46 9ms 20 Dec 2021 443rd Irratix 🇳🇱 939 46 9ms 17 Apr 2022 443rd k3w1k0d3r 939 46 9ms 25 Jun 2022 443rd 051 🇸🇬 939 46 9ms 8 Aug 2022 443rd TobyBoyne 🇬🇧 939 46 9ms 12 Aug 2022 443rd MichalMarsalek 🇨🇿 939 46 9ms 29 Aug 2022 443rd JaimeCoderIO 939 46 9ms 29 Sep 2022 443rd IshanPanpaliya 939 46 9ms 19 Oct 2022 443rd FlorianCassayre 🇫🇷 939 46 9ms 6 Nov 2022 443rd thehylian 939 46 9ms 30 Dec 2022 443rd Techdude01 939 46 9ms 18 Jan 2023 443rd SirFireball3521 939 46 9ms 9 Feb 2023 443rd scpchicken 🇵🇼 939 46 9ms 22 Feb 2023 443rd kellantech 939 46 10ms 2 Jun 2023 443rd lillian314159 939 46 9ms 13 Jul 2023 443rd Alex-x90 🇺🇸 939 46 9ms 17 Jul 2023 First Prev 401–480 of 4,136 Next Last