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 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 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 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 300th Mazn3k 950 43 8ms 9 Sep 2021 300th SpareManiKatti 950 43 9ms 11 Sep 2021 300th jared-hughes 950 43 8ms 13 Aug 2022 300th AlephSquirrel 950 43 8ms 12 Jan 2023 300th ejini6969 950 43 9ms 25 Mar 2023 300th albanian-laundromat 950 43 8ms 24 Sep 2025 300th Babafaba 950 43 9ms 30 Oct 2025 308th primo-ppcg 🇹🇭 948 39 10ms 1 Mar 2021 308th GrayJoKing 🇦🇺 948 39 9ms 8 Sep 2021 310th JayXon 🇺🇸 948 58 311ms 21 Nov 2021 310th Lydxn 🇨🇦 948 58 360ms 21 Nov 2021 310th nwellnhof 🇩🇪 948 58 306ms 21 Nov 2021 310th btnlq 948 58 345ms 10 Mar 2023 310th AdrienHache 🇫🇷 948 58 334ms 31 May 2023 310th stefangimmillaro 948 58 386ms 21 Aug 2023 310th namelessiw 948 58 334ms 12 Dec 2023 310th Yax42 🇫🇷 948 58 379ms 9 Feb 2025 318th marcin7Cd 947 52 113ms 15 Mar 2020 318th primo-ppcg 🇹🇭 947 52 110ms 25 Apr 2020 318th henkma 947 52 114ms 14 Jun 2020 318th prplz 🇦🇺 947 52 111ms 18 Oct 2020 318th HPWiz 🇳🇿 947 52 116ms 12 Nov 2020 318th JayXon 🇺🇸 947 52 114ms 18 Feb 2021 318th lynn 947 52 113ms 22 Mar 2021 318th Lydxn 🇨🇦 947 52 113ms 22 Mar 2021 318th kops-cg 947 52 111ms 7 Apr 2021 318th xnor-gate 947 52 111ms 9 Jun 2021 318th ssiquoya 🇷🇺 947 52 109ms 11 Jun 2021 318th GrayJoKing 🇦🇺 947 52 117ms 7 Oct 2021 318th annaproxy 947 52 119ms 24 Dec 2021 318th ovs-code 🇩🇪 947 52 114ms 16 Feb 2022 318th Steffan153 🇫🇮 947 52 117ms 20 Nov 2022 318th Shanethegamer 🇺🇸 947 52 115ms 8 Mar 2023 318th sean-niemann 🇺🇸 947 52 111ms 4 Jul 2023 318th Sakisan 🇧🇪 947 52 115ms 16 Jul 2023 318th btnlq 947 52 113ms 14 Oct 2023 318th Yewzir 🇧🇪 947 52 118ms 20 Nov 2023 318th DialFrost 🇸🇬 947 52 116ms 4 Aug 2024 318th pardouin 🇫🇷 947 52 116ms 21 Aug 2024 318th fuzzylojik-golf 🇺🇸 947 52 115ms 27 Aug 2025 318th albanian-laundromat 947 52 116ms 4 Oct 2025 318th snoozingnewt 🇨🇦 947 52 120ms 9 days ago 343rd primo-ppcg 🇹🇭 946 46 1ms 25 Apr 2020 343rd prplz 🇦🇺 946 46 1ms 16 May 2020 343rd Waffle3z 946 46 1ms 18 Oct 2020 343rd Lydxn 🇨🇦 946 46 1ms 12 Jan 2021 343rd JayXon 🇺🇸 946 46 2ms 11 Feb 2021 343rd sisyphus-ppcg 🇦🇺 946 46 1ms 8 Jun 2021 343rd ovs-code 🇩🇪 946 46 1ms 19 Nov 2021 343rd GrayJoKing 🇦🇺 946 46 2ms 14 Mar 2022 343rd lynn 946 46 1ms 3 Jun 2022 343rd jared-hughes 946 46 1ms 13 Aug 2022 343rd MeWhenI 🇻🇦 946 46 1ms 10 Oct 2022 343rd clockworknazo 946 46 1ms 12 Oct 2022 343rd Steffan153 🇫🇮 946 46 2ms 30 Nov 2022 343rd btnlq 946 46 1ms 26 Dec 2022 343rd sean-niemann 🇺🇸 946 46 1ms 17 Jan 2023 343rd DialFrost 🇸🇬 946 46 1ms 6 Feb 2023 343rd Shanethegamer 🇺🇸 946 46 2ms 8 Mar 2023 343rd xsot 🇸🇬 946 46 1ms 9 Oct 2023 343rd Betuaredead 946 46 1ms 12 Nov 2023 343rd Yewzir 🇧🇪 946 46 1ms 14 Nov 2023 343rd pardouin 🇫🇷 946 46 1ms 21 Sep 2024 343rd FlyingPenguin223 946 46 1ms 5 Oct 2024 343rd fuzzylojik-golf 🇺🇸 946 46 1ms 3 Jul 2025 343rd GolfingSuccess 🇬🇷 946 46 1ms 12 Nov 2025 367th JayXon 🇺🇸 946 64 336ms 10 hours ago 367th Lydxn 🇨🇦 946 64 330ms 9 hours ago 369th Lydxn 🇨🇦 943 42 374ms 16 Jan 2024 369th Steffan153 🇫🇮 943 42 388ms 16 Jan 2024 369th DialFrost 🇸🇬 943 42 397ms 16 Jan 2024 369th sisyphus-ppcg 🇦🇺 943 42 358ms 16 Jan 2024 369th sean-niemann 🇺🇸 943 42 382ms 17 Jan 2024 369th JayXon 🇺🇸 943 42 359ms 17 Jan 2024 369th GrayJoKing 🇦🇺 943 42 416ms 18 Jan 2024 First Prev 301–375 of 4,105 Next Last