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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 521st emgordon154 917 29 8ms 18 Sep 2024 521st sean-niemann 🇺🇸 917 29 9ms 29 Dec 2024 528th primo-ppcg 🇹🇭 916 34 15ms 6 May 2022 528th HPWiz 🇳🇿 916 34 13ms 6 May 2022 530th Steffan153 🇫🇮 916 35 4ms 16 Apr 2023 530th Shanethegamer 🇺🇸 916 35 4ms 17 Apr 2023 530th Lydxn 🇨🇦 916 35 4ms 18 Apr 2023 530th AlephSquirrel 916 35 3ms 20 Apr 2023 530th primo-ppcg 🇹🇭 916 35 4ms 27 Apr 2023 530th MeWhenI 🇻🇦 916 35 4ms 23 May 2023 530th GrayJoKing 🇦🇺 916 35 4ms 15 Aug 2023 530th btnlq 916 35 4ms 21 Oct 2023 530th Yewzir 🇧🇪 916 35 3ms 28 Oct 2023 530th Betuaredead 916 35 4ms 12 Nov 2023 530th edsrzf 🇳🇿 916 35 5ms 1 Nov 2024 530th emgordon154 916 35 4ms 22 Dec 2024 530th sean-niemann 🇺🇸 916 35 3ms 26 Apr 2025 530th kg583 🇺🇸 916 35 5ms 25 Sep 2025 544th Lydxn 🇨🇦 916 40 98ms 18 Aug 2021 544th MeWhenI 🇻🇦 916 40 99ms 18 Aug 2021 544th JayXon 🇺🇸 916 40 96ms 18 Aug 2021 547th kg583 🇺🇸 916 53 6ms 24 days ago 548th canissimia 🇦🇶 916 134 1ms 14 Jul 2021 549th sean-niemann 🇺🇸 915 36 184ms 3 Aug 2024 549th Steffan153 🇫🇮 915 36 155ms 3 Aug 2024 549th JayXon 🇺🇸 915 36 135ms 4 Aug 2024 549th pardouin 🇫🇷 915 36 132ms 4 Aug 2024 549th lukegustafson 🇺🇸 915 36 160ms 4 Aug 2024 549th Lydxn 🇨🇦 915 36 136ms 6 Aug 2024 555th saito-ta 🇯🇵 914 41 4ms 19 May 2023 556th HPWiz 🇳🇿 913 29 513ms 10 May 2023 556th ovs-code 🇩🇪 913 29 517ms 24 Oct 2023 556th Codsilla 🇨🇦 913 29 524ms 31 Oct 2023 556th DialFrost 🇸🇬 913 29 512ms 5 Jan 2024 556th Steffan153 🇫🇮 913 29 561ms 17 Aug 2024 556th sean-niemann 🇺🇸 913 29 537ms 13 Mar 2025 562nd Lydxn 🇨🇦 913 42 287ms 15 May 2022 562nd GrayJoKing 🇦🇺 913 42 286ms 16 May 2022 562nd Steffan153 🇫🇮 913 42 290ms 10 Dec 2022 562nd JayXon 🇺🇸 913 42 299ms 20 Mar 2023 562nd Yewzir 🇧🇪 913 42 287ms 9 Nov 2023 562nd Betuaredead 913 42 283ms 13 Nov 2023 562nd Lydxn 🇨🇦 913 42 8ms 20 Dec 2023 562nd Steffan153 🇫🇮 913 42 7ms 9 Aug 2024 562nd pardouin 🇫🇷 913 42 311ms 3 Sep 2024 562nd DialFrost 🇸🇬 913 42 304ms 14 Nov 2024 562nd sean-niemann 🇺🇸 913 42 286ms 18 Apr 2025 562nd sean-niemann 🇺🇸 913 42 14ms 19 Apr 2025 574th retrohun 913 43 17ms 5 Aug 2018 574th Attero 🇸🇪 913 43 11ms 15 May 2020 574th hashkitten 913 43 17ms 24 Sep 2020 574th urojony 🇵🇱 913 43 10ms 28 Dec 2020 574th 77Tigers 913 43 12ms 4 Mar 2021 574th jacklynnepenick 913 43 12ms 14 Aug 2021 574th annaproxy 913 43 13ms 7 Dec 2021 574th emplv 🇱🇻 913 43 10ms 14 Dec 2021 574th bricknellj 913 43 10ms 24 May 2022 574th bob-th 913 43 13ms 5 Aug 2022 574th galloj 🇨🇿 913 43 9ms 29 Aug 2022 574th MichalMarsalek 🇨🇿 913 43 14ms 14 Jan 2023 574th zbreit 🇺🇸 913 43 11ms 28 May 2023 574th heypwesto 🇳🇿 913 43 10ms 31 May 2023 574th kaptsanovb 913 43 14ms 8 Jun 2023 574th kellantech 913 43 10ms 13 Jun 2023 574th Natanaelel 🇸🇪 913 43 11ms 8 Sep 2023 574th FieryIceStickie 913 43 9ms 27 Nov 2023 574th Bulmenisaurus 913 43 24ms 4 Jun 2024 574th ahmetdemirag 🇨🇾 913 43 12ms 9 Jun 2024 574th thatbirdguythatuknownot 913 43 17ms 24 Aug 2024 574th Stockoh 🇫🇷 913 43 12ms 17 Nov 2024 574th snydej 913 43 14ms 21 Nov 2024 574th ryyyn 🇺🇸 913 43 10ms 29 Jul 2025 574th randolchance 913 43 10ms 14 days ago 599th saito-ta 🇯🇵 912 17 37ms 26 Jul 2022 599th clockworknazo 912 17 64ms 9 Aug 2022 First Prev 526–600 of 5,230 Next Last