Prime Numbers in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 515th emgordon154 914 35 22 Dec 2024 515th sean-niemann 🇺🇸 914 35 26 Apr 2025 528th Lydxn 🇨🇦 914 40 18 Aug 2021 528th MeWhenI 🇻🇦 914 40 18 Aug 2021 528th JayXon 🇺🇸 914 40 18 Aug 2021 531st primo-ppcg 🇹🇭 914 55 30 Jan 2022 531st Lydxn 🇨🇦 914 55 30 Jan 2022 531st AlephSquirrel 914 55 10 Oct 2024 531st kg583 🇺🇸 914 55 21 Oct 2024 535th saito-ta 🇯🇵 913 41 19 May 2023 536th saito-ta 🇯🇵 912 17 26 Jul 2022 536th clockworknazo 912 17 9 Aug 2022 538th HPWiz 🇳🇿 912 29 10 May 2023 538th ovs-code 🇩🇪 912 29 24 Oct 2023 538th Codsilla 🇨🇦 912 29 31 Oct 2023 538th DialFrost 🇸🇬 912 29 5 Jan 2024 538th Steffan153 🇫🇮 912 29 17 Aug 2024 538th sean-niemann 🇺🇸 912 29 13 Mar 2025 544th sean-niemann 🇺🇸 912 36 3 Aug 2024 544th Steffan153 🇫🇮 912 36 3 Aug 2024 544th JayXon 🇺🇸 912 36 4 Aug 2024 544th pardouin 🇫🇷 912 36 4 Aug 2024 544th lukegustafson 🇺🇸 912 36 4 Aug 2024 544th Lydxn 🇨🇦 912 36 6 Aug 2024 550th retrohun 912 43 5 Aug 2018 550th Attero 🇸🇪 912 43 15 May 2020 550th hashkitten 912 43 24 Sep 2020 550th urojony 🇵🇱 912 43 28 Dec 2020 550th 77Tigers 912 43 4 Mar 2021 550th jacklynnepenick 912 43 14 Aug 2021 550th annaproxy 912 43 7 Dec 2021 550th emplv 🇱🇻 912 43 14 Dec 2021 550th bricknellj 912 43 24 May 2022 550th bob-th 912 43 5 Aug 2022 550th galloj 🇨🇿 912 43 29 Aug 2022 550th MichalMarsalek 🇨🇿 912 43 14 Jan 2023 550th zbreit 🇺🇸 912 43 28 May 2023 550th heypwesto 🇳🇿 912 43 31 May 2023 550th kaptsanovb 912 43 8 Jun 2023 550th kellantech 912 43 13 Jun 2023 550th Natanaelel 🇸🇪 912 43 8 Sep 2023 550th FieryIceStickie 912 43 27 Nov 2023 550th Bulmenisaurus 912 43 4 Jun 2024 550th ahmetdemirag 🇨🇾 912 43 9 Jun 2024 550th thatbirdguythatuknownot 912 43 24 Aug 2024 550th Stockoh 🇫🇷 912 43 17 Nov 2024 550th snydej 912 43 21 Nov 2024 573rd Lydxn 🇨🇦 911 42 15 May 2022 573rd GrayJoKing 🇦🇺 911 42 16 May 2022 573rd Steffan153 🇫🇮 911 42 10 Dec 2022 573rd JayXon 🇺🇸 911 42 20 Mar 2023 573rd Yewzir 🇧🇪 911 42 9 Nov 2023 573rd Betuaredead 911 42 13 Nov 2023 573rd pardouin 🇫🇷 911 42 3 Sep 2024 573rd DialFrost 🇸🇬 911 42 14 Nov 2024 573rd sean-niemann 🇺🇸 911 42 18 Apr 2025 582nd Yewzir 🇧🇪 911 63 17 Feb 2024 582nd elgan65536 911 63 4 Apr 2024 582nd DialFrost 🇸🇬 911 63 11 Apr 2025 585th sisyphus-ppcg 🇦🇺 911 66 7 Jul 2022 585th m-tkach 🇺🇦 911 66 8 Mar 2023 585th orthoplex 🇨🇽 911 66 29 Jun 2023 585th UnderKoen 🇳🇱 911 66 21 May 2025 589th MeWhenI 🇻🇦 910 29 16 Jul 2022 590th Lydxn 🇨🇦 910 42 20 Dec 2023 590th Steffan153 🇫🇮 910 42 9 Aug 2024 590th sean-niemann 🇺🇸 910 42 19 Apr 2025 593rd inventshah 910 47 9 Sep 2022 593rd Lydxn 🇨🇦 910 47 9 Sep 2022 593rd sisyphus-ppcg 🇦🇺 910 47 10 Sep 2022 593rd JayXon 🇺🇸 910 47 10 Sep 2022 593rd GrayJoKing 🇦🇺 910 47 11 Sep 2022 593rd btnlq 910 47 11 Sep 2022 593rd Steffan153 🇫🇮 910 47 25 Mar 2023 593rd m-tkach 🇺🇦 910 47 31 Jan 2024 Prev 526–600 of 4,981 Next