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 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 Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 744th prplz 🇦🇺 924 46 3ms 16 May 2023 744th sean-niemann 🇺🇸 924 46 3ms 23 Oct 2023 744th xsot 🇸🇬 924 46 3ms 8 Feb 2024 744th Yewzir 🇧🇪 924 46 3ms 2 Mar 2024 744th pardouin 🇫🇷 924 46 3ms 22 Aug 2024 744th edsrzf 🇳🇿 924 46 3ms 18 days ago 757th MeWhenI 🇻🇦 923 34 930ms 10 Sep 2021 757th anter69 🇭🇺 923 34 964ms 24 Feb 2023 757th ovs-code 🇩🇪 923 34 955ms 4 Sep 2023 757th FlyingPenguin223 923 34 957ms 24 Oct 2024 757th edsrzf 🇳🇿 923 34 897ms 26 Jul 2025 757th snoozingnewt 🇺🇸 923 34 992ms 20 Oct 2025 763rd Lydxn 🇨🇦 923 49 125ms 15 May 2022 763rd prplz 🇦🇺 923 49 73ms 16 May 2022 763rd GrayJoKing 🇦🇺 923 49 88ms 20 May 2022 763rd Steffan153 🇫🇮 923 49 81ms 20 Nov 2022 763rd clockworknazo 923 49 84ms 25 Nov 2022 763rd Shanethegamer 🇺🇸 923 49 85ms 8 Mar 2023 763rd JayXon 🇺🇸 923 49 80ms 19 Mar 2023 763rd Yewzir 🇧🇪 923 49 83ms 9 Nov 2023 763rd Betuaredead 923 49 82ms 11 Nov 2023 763rd pardouin 🇫🇷 923 49 105ms 3 Sep 2024 763rd DialFrost 🇸🇬 923 49 93ms 14 Nov 2024 763rd sean-niemann 🇺🇸 923 49 69ms 18 Apr 2025 763rd edsrzf 🇳🇿 923 49 91ms 26 Jul 2025 763rd albanian-laundromat 923 49 77ms 18 days ago 777th GrayJoKing 🇦🇺 922 49 14ms 23 Nov 2021 777th btnlq 922 49 14ms 9 Dec 2021 777th Lydxn 🇨🇦 922 49 15ms 9 Jan 2022 777th prplz 🇦🇺 922 49 16ms 14 Apr 2022 777th primo-ppcg 🇹🇭 922 49 16ms 2 Jun 2022 777th lynn 922 49 16ms 3 Jun 2022 777th IanUtley 922 49 16ms 12 Nov 2022 777th Steffan153 🇫🇮 922 49 19ms 17 Nov 2022 777th annaproxy 922 49 16ms 8 Jan 2023 777th Yewzir 🇧🇪 922 49 16ms 12 Mar 2024 777th ovs-code 🇩🇪 922 49 32ms 30 Jun 2024 777th DialFrost 🇸🇬 922 49 23ms 24 Mar 2025 777th sean-niemann 🇺🇸 922 49 16ms 25 Mar 2025 777th GolfingSuccess 🇬🇷 922 49 19ms 10 Aug 2025 791st lynn 922 51 2ms 2 Oct 2021 791st GrayJoKing 🇦🇺 922 51 2ms 5 Feb 2022 791st madex 🇩🇪 922 51 2ms 12 Nov 2022 791st m-tkach 🇺🇦 922 51 1ms 2 Jun 2023 791st roupiq 🇵🇱 922 51 2ms 24 Feb 2024 791st wojtekmal 922 51 1ms 27 Feb 2024 791st Herbert00709 🇵🇱 922 51 2ms 12 Apr 2024 798th prplz 🇦🇺 921 43 396ms 15 Jan 2024 798th AlephSquirrel 921 43 399ms 16 Jan 2024 798th neel11235813 921 43 382ms 17 Jan 2024 798th lynn 921 43 379ms 17 Feb 2024 798th CaedenHarper 🇨🇦 921 43 394ms 6 Sep 2024 798th rucin93 🇵🇱 921 43 479ms 26 Sep 2024 798th GolfingSuccess 🇬🇷 921 43 373ms 10 Aug 2025 805th Lydxn 🇨🇦 921 47 7ms 20 Dec 2023 806th primo-ppcg 🇹🇭 921 49 56ms 6 May 2020 806th marshallward 🇺🇸 921 49 45ms 12 Oct 2020 806th LucaArgentiUCF 🇮🇹 921 49 43ms 14 Feb 2021 806th cure-honey 🇯🇵 921 49 61ms 26 Jun 2021 806th Lydxn 🇨🇦 921 49 43ms 15 Jul 2021 811th Lydxn 🇨🇦 920 46 3ms 16 Jul 2023 812th sean-niemann 🇺🇸 919 40 650ms 12 Sep 2025 812th edsrzf 🇳🇿 919 40 667ms 13 Sep 2025 812th xsot 🇸🇬 919 40 750ms 14 days ago 815th deflatSOCO 919 47 9ms 11 Apr 2019 815th andre-lameirinhas 🇵🇹 919 47 9ms 27 Apr 2020 815th ToriTheChicken 919 47 9ms 26 Jul 2020 815th thisishowmymindworks 🇳🇴 919 47 11ms 26 Jul 2020 815th JeromeSchweitzer 919 47 9ms 7 Sep 2020 815th Maltysen 919 47 11ms 26 Sep 2020 815th ToonAlfrink 919 47 9ms 13 Nov 2020 815th 77Tigers 919 47 9ms 1 Mar 2021 815th ydevor 🇮🇱 919 47 9ms 11 Mar 2021 815th abba23 919 47 9ms 14 Jun 2021 815th jacklynnepenick 919 47 10ms 19 Aug 2021 First Prev 751–825 of 4,077 Next Last