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 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 Chars Time Submitted 542nd pardouin 🇫🇷 936 44 126ms 21 Sep 2024 542nd fuzzylojik-golf 🇺🇸 936 44 124ms 7 Aug 2025 563rd DialFrost 🇸🇬 935 38 1ms 18 Nov 2025 563rd Yewzir 🇧🇪 935 38 1ms 18 Nov 2025 563rd rucin93 🇵🇱 935 38 1ms 18 Nov 2025 563rd edsrzf 🇳🇿 935 38 1ms 18 Nov 2025 563rd JayXon 🇺🇸 935 38 1ms 19 Nov 2025 563rd sean-niemann 🇺🇸 935 38 1ms 19 Nov 2025 563rd GrayJoKing 🇦🇺 935 38 1ms 19 Nov 2025 563rd ovs-code 🇩🇪 935 38 1ms 19 Nov 2025 563rd Shanethegamer 🇺🇸 935 38 2ms 19 Nov 2025 563rd pardouin 🇫🇷 935 38 1ms 19 Nov 2025 563rd snoozingnewt 🇨🇦 935 38 1ms 4 Dec 2025 563rd fuzzylojik-golf 🇺🇸 935 38 2ms 24 Dec 2025 575th thospel 934 25 86ms 3 May 2018 575th o0lit3 🇺🇸 934 25 101ms 11 Feb 2021 575th Indivicivet 934 25 80ms 24 Mar 2021 575th scpchicken 🇵🇼 934 25 84ms 8 Mar 2022 575th sisyphus-ppcg 🇦🇺 934 25 87ms 16 Dec 2022 575th 4hg 🇺🇸 934 25 100ms 9 Feb 2023 575th Yewzir 🇧🇪 934 25 102ms 12 Mar 2024 582nd btnlq 934 29 228ms 21 Feb 2021 582nd nwellnhof 🇩🇪 934 29 294ms 25 Oct 2021 582nd primo-ppcg 🇹🇭 934 29 234ms 10 Mar 2022 582nd GrayJoKing 🇦🇺 934 29 270ms 10 Mar 2022 582nd SirBogman 🇺🇸 934 29 230ms 23 Jun 2022 582nd MeWhenI 🇻🇦 934 29 254ms 28 Jan 2023 582nd stefangimmillaro 934 29 268ms 29 Oct 2023 582nd Yewzir 🇧🇪 934 29 251ms 19 Nov 2023 582nd dcgjb 934 29 265ms 24 Jan 2024 582nd DialFrost 🇸🇬 934 29 199ms 6 Jun 2024 582nd bitsandbeyond 🇳🇱 934 29 209ms 20 Oct 2025 593rd Steffan153 🇫🇮 934 38 135ms 4 Aug 2024 593rd sean-niemann 🇺🇸 934 38 126ms 4 Aug 2024 593rd JayXon 🇺🇸 934 38 135ms 4 Aug 2024 593rd DialFrost 🇸🇬 934 38 133ms 4 Aug 2024 593rd Lydxn 🇨🇦 934 38 139ms 5 Aug 2024 593rd lukegustafson 🇺🇸 934 38 138ms 7 Aug 2024 599th Lydxn 🇨🇦 933 37 72ms 12 Dec 2022 599th ovs-code 🇩🇪 933 37 67ms 29 Jan 2023 599th DialFrost 🇸🇬 933 37 70ms 27 May 2024 599th sean-niemann 🇺🇸 933 37 72ms 12 Jul 2024 599th Steffan153 🇫🇮 933 37 71ms 13 Jul 2024 599th pardouin 🇫🇷 933 37 73ms 22 Aug 2024 605th Lydxn 🇨🇦 933 41 4ms 12 May 2023 605th Steffan153 🇫🇮 933 41 4ms 14 May 2023 605th sean-niemann 🇺🇸 933 41 4ms 21 Apr 2025 608th Lydxn 🇨🇦 932 42 2ms 30 Oct 2022 608th btnlq 932 42 2ms 5 Nov 2022 608th clockworknazo 932 42 2ms 18 Nov 2022 608th primo-ppcg 🇹🇭 932 42 2ms 19 Nov 2022 608th sisyphus-ppcg 🇦🇺 932 42 2ms 22 Feb 2023 608th xsot 🇸🇬 932 42 2ms 16 May 2023 608th fuzzylojik-golf 🇺🇸 932 42 1ms 12 Aug 2025 608th sean-niemann 🇺🇸 932 42 2ms 27 Aug 2025 608th DialFrost 🇸🇬 932 42 2ms 19 Dec 2025 608th canissimia 🇦🇶 932 42 2ms 27 days ago 618th Lydxn 🇨🇦 931 43 105ms 18 Aug 2021 618th JayXon 🇺🇸 931 43 101ms 18 Aug 2021 620th edsrzf 🇳🇿 931 65 478ms 26 Sep 2025 620th DialFrost 🇸🇬 931 65 388ms 26 Sep 2025 620th sean-niemann 🇺🇸 931 65 469ms 26 Sep 2025 620th pardouin 🇫🇷 931 65 493ms 26 Sep 2025 620th Yewzir 🇧🇪 931 65 380ms 2 Oct 2025 620th namelessiw 931 65 326ms 2 Oct 2025 620th ovs-code 🇩🇪 931 65 494ms 3 Oct 2025 620th m-tkach 🇺🇦 931 65 524ms 3 Oct 2025 620th CaedenHarper 🇨🇦 931 65 372ms 3 Oct 2025 620th stefangimmillaro 931 65 478ms 6 Oct 2025 620th b-illy 🇬🇧 931 65 411ms 9 Oct 2025 620th sisyphus-ppcg 🇦🇺 931 65 357ms 25 Nov 2025 620th ScottHamper 931 65 469ms 30 Nov 2025 620th KasperKivimaeki 🇫🇮 931 65 472ms 2 Dec 2025 620th snoozingnewt 🇨🇦 931 65 550ms 4 Dec 2025 620th emgordon154 931 65 378ms 3 days ago 620th Steffan153 🇫🇮 931 65 370ms 44 hours ago 637th error256 930 39 63ms 11 Dec 2025 638th thospel 929 29 2ms 3 May 2018 638th nwellnhof 🇩🇪 929 29 2ms 15 Feb 2020 638th saito-ta 🇯🇵 929 29 2ms 16 Aug 2024 First Prev 561–640 of 4,163 Next Last