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 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 Chars Time Submitted 599th DialFrost 🇸🇬 933 37 66ms 27 May 2024 599th sean-niemann 🇺🇸 933 37 66ms 12 Jul 2024 599th Steffan153 🇫🇮 933 37 69ms 13 Jul 2024 599th pardouin 🇫🇷 933 37 66ms 22 Aug 2024 605th Lydxn 🇨🇦 933 41 3ms 12 May 2023 605th Steffan153 🇫🇮 933 41 3ms 14 May 2023 605th sean-niemann 🇺🇸 933 41 3ms 21 Apr 2025 608th Lydxn 🇨🇦 931 42 1ms 30 Oct 2022 608th btnlq 931 42 2ms 5 Nov 2022 608th clockworknazo 931 42 2ms 18 Nov 2022 608th primo-ppcg 🇹🇭 931 42 2ms 19 Nov 2022 608th sisyphus-ppcg 🇦🇺 931 42 2ms 22 Feb 2023 608th xsot 🇸🇬 931 42 2ms 16 May 2023 608th fuzzylojik-golf 🇺🇸 931 42 2ms 12 Aug 2025 608th sean-niemann 🇺🇸 931 42 2ms 27 Aug 2025 616th Lydxn 🇨🇦 931 43 115ms 18 Aug 2021 616th JayXon 🇺🇸 931 43 119ms 18 Aug 2021 618th albanian-laundromat 931 66 330ms 24 Sep 2025 618th GolfingSuccess 🇬🇷 931 66 337ms 24 Sep 2025 618th Shanethegamer 🇺🇸 931 66 335ms 25 Sep 2025 618th nwellnhof 🇩🇪 931 66 330ms 25 Sep 2025 618th Yax42 🇫🇷 931 66 339ms 3 Oct 2025 618th kmathis22 931 66 339ms 28 Oct 2025 618th MeWhenI 🇻🇦 931 66 322ms 26 days ago 625th thospel 929 29 4ms 3 May 2018 625th nwellnhof 🇩🇪 929 29 3ms 15 Feb 2020 625th saito-ta 🇯🇵 929 29 3ms 16 Aug 2024 625th xsot 🇸🇬 929 29 7ms 24 Jun 2025 629th villfa 929 43 4ms 11 May 2018 629th alexeytihomirov 929 43 4ms 5 Apr 2019 629th prplz 🇦🇺 929 43 4ms 22 Feb 2020 629th janbehrens 🇩🇪 929 43 4ms 11 Aug 2020 629th Attero 🇸🇪 929 43 4ms 8 Sep 2020 629th JayXon 🇺🇸 929 43 4ms 18 Feb 2021 629th GrayJoKing 🇦🇺 929 43 4ms 27 Feb 2021 629th emplv 🇱🇻 929 43 4ms 6 May 2021 629th Shanethegamer 🇺🇸 929 43 4ms 16 Feb 2022 629th sean-niemann 🇺🇸 929 43 4ms 19 Mar 2022 629th pschmid0 🇺🇸 929 43 4ms 7 Aug 2022 629th stefangimmillaro 929 43 4ms 18 Sep 2022 629th Steffan153 🇫🇮 929 43 4ms 26 Nov 2022 629th DialFrost 🇸🇬 929 43 4ms 14 Jan 2023 629th MeWhenI 🇻🇦 929 43 4ms 28 May 2023 629th rucin93 🇵🇱 929 43 4ms 4 Jul 2023 629th ovs-code 🇩🇪 929 43 5ms 4 Oct 2023 629th Yewzir 🇧🇪 929 43 4ms 15 Nov 2023 629th edsrzf 🇳🇿 929 43 4ms 15 Sep 2024 629th fuzzylojik-golf 🇺🇸 929 43 4ms 29 May 2025 649th caasinehc 929 44 9ms 16 Oct 2018 649th xweronika 929 44 9ms 23 Oct 2018 649th skps2010 929 44 10ms 3 Jan 2019 649th alasdair-greenland 929 44 9ms 6 Mar 2020 649th taklam 929 44 8ms 20 May 2020 649th daisy-lau 929 44 9ms 29 May 2020 649th Pixels4Breakfast 929 44 9ms 7 Mar 2022 649th niklv 🇷🇺 929 44 8ms 29 Jul 2022 649th 5quiwyrm 929 44 9ms 9 Sep 2022 658th snoozingnewt 🇨🇦 929 53 111ms 8 hours ago 659th Frowny 928 27 36ms 30 Jun 2020 660th HPWiz 🇳🇿 928 39 17ms 9 Mar 2022 661st error256 928 41 72ms 14 May 2024 661st Kacarott 🇦🇺 928 41 79ms 16 May 2024 663rd JayXon 🇺🇸 928 87 266ms 5 Jun 2021 663rd nwellnhof 🇩🇪 928 87 323ms 6 Jul 2021 663rd Lydxn 🇨🇦 928 87 259ms 23 Sep 2021 663rd Steffan153 🇫🇮 928 87 290ms 17 Dec 2022 663rd DialFrost 🇸🇬 928 87 262ms 18 Jan 2023 663rd MeWhenI 🇻🇦 928 87 313ms 9 Feb 2023 663rd stefangimmillaro 928 87 295ms 13 Jun 2023 663rd sean-niemann 🇺🇸 928 87 272ms 17 Jun 2023 663rd Yewzir 🇧🇪 928 87 287ms 25 Oct 2023 663rd sisyphus-ppcg 🇦🇺 928 87 279ms 29 Oct 2023 663rd Betuaredead 928 87 268ms 11 Nov 2023 663rd kkoenig 928 87 266ms 7 Jan 2024 663rd pardouin 🇫🇷 928 87 258ms 29 Sep 2024 First Prev 601–675 of 4,092 Next Last