Prime 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 549th sean-niemann 🇺🇸 918 35 4ms 26 Apr 2025 549th kg583 🇺🇸 918 35 4ms 25 Sep 2025 563rd Lydxn 🇨🇦 918 46 9ms 15 Nov 2021 563rd lynn 918 46 8ms 15 Nov 2021 563rd btnlq 918 46 8ms 15 Nov 2021 563rd GrayJoKing 🇦🇺 918 46 9ms 16 Nov 2021 563rd Steffan153 🇫🇮 918 46 9ms 30 Oct 2022 563rd Yewzir 🇧🇪 918 46 10ms 11 Apr 2024 563rd ovs-code 🇩🇪 918 46 11ms 29 Jun 2024 563rd sean-niemann 🇺🇸 918 46 9ms 6 Apr 2025 571st yokasuretsu 917 12 33ms 8 Nov 2018 571st diddily 917 12 34ms 30 Oct 2019 571st BBoehm 🇩🇪 917 12 33ms 29 Dec 2020 571st Toanuvo 917 12 34ms 20 Jan 2022 571st saltysylvi 917 12 34ms 11 Oct 2022 571st jhonw 917 12 34ms 22 Sep 2023 571st alphafalfa 917 12 2ms 15 Jul 2024 571st plcc0 917 12 34ms 8 May 2025 571st aksyristos 917 12 36ms 13 Jan 2026 571st denkyuu1 917 12 34ms 20 days ago 581st sean-niemann 🇺🇸 917 36 160ms 3 Aug 2024 581st Steffan153 🇫🇮 917 36 136ms 3 Aug 2024 581st JayXon 🇺🇸 917 36 139ms 4 Aug 2024 581st pardouin 🇫🇷 917 36 208ms 4 Aug 2024 581st lukegustafson 🇺🇸 917 36 138ms 4 Aug 2024 581st Lydxn 🇨🇦 917 36 145ms 6 Aug 2024 587th Lydxn 🇨🇦 917 40 134ms 18 Aug 2021 587th MeWhenI 🇻🇦 917 40 136ms 18 Aug 2021 587th JayXon 🇺🇸 917 40 137ms 18 Aug 2021 590th canissimia 🇦🇶 917 134 1ms 14 Jul 2021 591st primo-ppcg 🇹🇭 916 34 1,022ms 6 May 2022 591st HPWiz 🇳🇿 916 34 1,022ms 6 May 2022 593rd Lydxn 🇨🇦 916 42 5ms 20 Dec 2023 593rd Steffan153 🇫🇮 916 42 5ms 9 Aug 2024 593rd sean-niemann 🇺🇸 916 42 5ms 19 Apr 2025 596th kg583 🇺🇸 916 53 5ms 8 Oct 2025 597th Lydxn 🇨🇦 915 42 81ms 15 May 2022 597th GrayJoKing 🇦🇺 915 42 78ms 16 May 2022 597th Steffan153 🇫🇮 915 42 76ms 10 Dec 2022 597th JayXon 🇺🇸 915 42 76ms 20 Mar 2023 597th Yewzir 🇧🇪 915 42 77ms 9 Nov 2023 597th Betuaredead 915 42 92ms 13 Nov 2023 597th pardouin 🇫🇷 915 42 79ms 3 Sep 2024 597th DialFrost 🇸🇬 915 42 73ms 14 Nov 2024 597th sean-niemann 🇺🇸 915 42 75ms 18 Apr 2025 597th albanian-laundromat 915 42 74ms 8 Nov 2025 607th Lydxn 🇨🇦 915 54 112ms 14 Oct 2022 607th JayXon 🇺🇸 915 54 115ms 13 Jun 2023 609th MeWhenI 🇻🇦 914 29 5ms 16 Jul 2022 610th saito-ta 🇯🇵 914 41 3ms 19 May 2023 610th pardouin 🇫🇷 914 41 2,271ms 31 Oct 2024 610th btnlq 914 41 2,163ms 31 Oct 2024 610th JayXon 🇺🇸 914 41 2,183ms 7 Nov 2024 610th Steffan153 🇫🇮 914 41 2,332ms 13 Feb 2026 615th saito-ta 🇯🇵 913 17 40ms 26 Jul 2022 615th clockworknazo 913 17 66ms 9 Aug 2022 617th HPWiz 🇳🇿 913 29 498ms 10 May 2023 617th ovs-code 🇩🇪 913 29 499ms 24 Oct 2023 617th Codsilla 🇨🇦 913 29 508ms 31 Oct 2023 617th DialFrost 🇸🇬 913 29 535ms 5 Jan 2024 617th Steffan153 🇫🇮 913 29 512ms 17 Aug 2024 617th sean-niemann 🇺🇸 913 29 534ms 13 Mar 2025 623rd retrohun 913 43 15ms 5 Aug 2018 623rd Attero 🇸🇪 913 43 9ms 15 May 2020 623rd hashkitten 913 43 16ms 24 Sep 2020 623rd urojony 🇵🇱 913 43 9ms 28 Dec 2020 623rd 77Tigers 913 43 11ms 4 Mar 2021 623rd jacklynnepenick 913 43 11ms 14 Aug 2021 623rd annaproxy 913 43 10ms 7 Dec 2021 623rd emplv 🇱🇻 913 43 10ms 14 Dec 2021 623rd bob-th 913 43 10ms 5 Aug 2022 623rd galloj 🇨🇿 913 43 9ms 29 Aug 2022 623rd MichalMarsalek 🇨🇿 913 43 10ms 14 Jan 2023 623rd zbreit 🇺🇸 913 43 11ms 28 May 2023 623rd heypwesto 🇳🇿 913 43 9ms 31 May 2023 623rd kaptsanovb 913 43 9ms 8 Jun 2023 623rd kellantech 913 43 10ms 13 Jun 2023 623rd Natanaelel 🇸🇪 913 43 9ms 8 Sep 2023 623rd FieryIceStickie 913 43 9ms 27 Nov 2023 623rd Bulmenisaurus 913 43 17ms 4 Jun 2024 First Prev 561–640 of 5,480 Next Last