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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 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 ><> 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 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 559th btnlq 918 46 8ms 15 Nov 2021 559th GrayJoKing 🇦🇺 918 46 9ms 16 Nov 2021 559th Steffan153 🇫🇮 918 46 9ms 30 Oct 2022 559th Yewzir 🇧🇪 918 46 10ms 11 Apr 2024 559th ovs-code 🇩🇪 918 46 11ms 29 Jun 2024 559th sean-niemann 🇺🇸 918 46 9ms 6 Apr 2025 567th yokasuretsu 917 12 33ms 8 Nov 2018 567th diddily 917 12 34ms 30 Oct 2019 567th BBoehm 🇩🇪 917 12 33ms 29 Dec 2020 567th Toanuvo 917 12 34ms 20 Jan 2022 567th saltysylvi 917 12 34ms 11 Oct 2022 567th jhonw 917 12 34ms 22 Sep 2023 567th alphafalfa 917 12 2ms 15 Jul 2024 567th plcc0 917 12 34ms 8 May 2025 567th aksyristos 917 12 36ms 13 Jan 2026 567th denkyuu1 917 12 34ms 5 days ago 577th sean-niemann 🇺🇸 917 36 138ms 3 Aug 2024 577th Steffan153 🇫🇮 917 36 133ms 3 Aug 2024 577th JayXon 🇺🇸 917 36 138ms 4 Aug 2024 577th pardouin 🇫🇷 917 36 131ms 4 Aug 2024 577th lukegustafson 🇺🇸 917 36 130ms 4 Aug 2024 577th Lydxn 🇨🇦 917 36 138ms 6 Aug 2024 583rd Lydxn 🇨🇦 917 40 104ms 18 Aug 2021 583rd MeWhenI 🇻🇦 917 40 103ms 18 Aug 2021 583rd JayXon 🇺🇸 917 40 103ms 18 Aug 2021 586th canissimia 🇦🇶 917 134 1ms 14 Jul 2021 587th primo-ppcg 🇹🇭 916 34 1,022ms 6 May 2022 587th HPWiz 🇳🇿 916 34 1,022ms 6 May 2022 589th Lydxn 🇨🇦 916 42 6ms 20 Dec 2023 589th Steffan153 🇫🇮 916 42 5ms 9 Aug 2024 589th sean-niemann 🇺🇸 916 42 5ms 19 Apr 2025 592nd kg583 🇺🇸 916 53 5ms 8 Oct 2025 593rd Lydxn 🇨🇦 915 42 71ms 15 May 2022 593rd GrayJoKing 🇦🇺 915 42 69ms 16 May 2022 593rd Steffan153 🇫🇮 915 42 78ms 10 Dec 2022 593rd JayXon 🇺🇸 915 42 75ms 20 Mar 2023 593rd Yewzir 🇧🇪 915 42 80ms 9 Nov 2023 593rd Betuaredead 915 42 72ms 13 Nov 2023 593rd pardouin 🇫🇷 915 42 93ms 3 Sep 2024 593rd DialFrost 🇸🇬 915 42 76ms 14 Nov 2024 593rd sean-niemann 🇺🇸 915 42 74ms 18 Apr 2025 593rd albanian-laundromat 915 42 83ms 8 Nov 2025 603rd MeWhenI 🇻🇦 914 29 4ms 16 Jul 2022 604th saito-ta 🇯🇵 914 41 3ms 19 May 2023 605th Lydxn 🇨🇦 914 54 158ms 14 Oct 2022 605th JayXon 🇺🇸 914 54 106ms 13 Jun 2023 607th saito-ta 🇯🇵 913 17 40ms 26 Jul 2022 607th clockworknazo 913 17 66ms 9 Aug 2022 609th HPWiz 🇳🇿 913 29 498ms 10 May 2023 609th ovs-code 🇩🇪 913 29 499ms 24 Oct 2023 609th Codsilla 🇨🇦 913 29 508ms 31 Oct 2023 609th DialFrost 🇸🇬 913 29 535ms 5 Jan 2024 609th Steffan153 🇫🇮 913 29 512ms 17 Aug 2024 609th sean-niemann 🇺🇸 913 29 534ms 13 Mar 2025 615th pardouin 🇫🇷 913 41 2,271ms 31 Oct 2024 615th btnlq 913 41 2,163ms 31 Oct 2024 615th JayXon 🇺🇸 913 41 2,183ms 7 Nov 2024 615th Steffan153 🇫🇮 913 41 2,332ms 15 days ago 619th retrohun 913 43 15ms 5 Aug 2018 619th Attero 🇸🇪 913 43 9ms 15 May 2020 619th hashkitten 913 43 16ms 24 Sep 2020 619th urojony 🇵🇱 913 43 9ms 28 Dec 2020 619th 77Tigers 913 43 11ms 4 Mar 2021 619th jacklynnepenick 913 43 11ms 14 Aug 2021 619th annaproxy 913 43 10ms 7 Dec 2021 619th emplv 🇱🇻 913 43 10ms 14 Dec 2021 619th bob-th 913 43 10ms 5 Aug 2022 619th galloj 🇨🇿 913 43 9ms 29 Aug 2022 619th MichalMarsalek 🇨🇿 913 43 10ms 14 Jan 2023 619th zbreit 🇺🇸 913 43 11ms 28 May 2023 619th heypwesto 🇳🇿 913 43 9ms 31 May 2023 619th kaptsanovb 913 43 9ms 8 Jun 2023 619th kellantech 913 43 10ms 13 Jun 2023 619th Natanaelel 🇸🇪 913 43 9ms 8 Sep 2023 619th FieryIceStickie 913 43 9ms 27 Nov 2023 619th Bulmenisaurus 913 43 17ms 4 Jun 2024 619th ahmetdemirag 🇨🇾 913 43 12ms 9 Jun 2024 619th thatbirdguythatuknownot 913 43 16ms 24 Aug 2024 619th Stockoh 🇫🇷 913 43 12ms 17 Nov 2024 619th snydej 913 43 9ms 21 Nov 2024 First Prev 561–640 of 5,459 Next Last