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 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 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 Calendar 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 Multitap Input 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 Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Calendar 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 Multitap Input 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 748th bltnppcnt 892 44 9ms 10 Apr 2025 748th janAkali 🇷🇺 892 44 9ms 8 May 2025 748th KasperKivimaeki 🇫🇮 892 44 12ms 30 Jun 2025 748th RaBa21 🇭🇺 892 44 16ms 10 Jul 2025 748th Flekay 🇩🇪 892 44 9ms 10 Jul 2025 748th wuduculfre 892 44 9ms 22 Jul 2025 748th amberzit 892 44 9ms 29 Jul 2025 748th LordSir101 892 44 9ms 11 Aug 2025 748th YAJUE114514 892 44 9ms 15 Aug 2025 748th rschwa6308 🇺🇸 892 44 10ms 24 Aug 2025 748th cpchenpi 892 44 14ms 27 Aug 2025 748th BrunoVisnadi 🇧🇷 892 44 9ms 30 Sep 2025 748th iczelia 🇩🇪 892 44 10ms 19 Oct 2025 748th Adix-null 🇱🇹 892 44 9ms 10 Nov 2025 840th Yewzir 🇧🇪 892 51 4ms 20 Dec 2024 840th MeWhenI 🇻🇦 892 51 4ms 21 Dec 2024 840th duckyluuk 🇳🇱 892 51 4ms 21 Jan 2025 843rd primo-ppcg 🇹🇭 891 30 243ms 15 Jun 2020 843rd bstrautin 891 30 262ms 9 Aug 2020 843rd nwellnhof 🇩🇪 891 30 243ms 6 Dec 2021 843rd sean-niemann 🇺🇸 891 30 241ms 10 Apr 2025 843rd DialFrost 🇸🇬 891 30 262ms 11 Apr 2025 848th DialFrost 🇸🇬 891 37 127ms 3 Aug 2024 848th emplv 🇱🇻 891 37 121ms 17 Jul 2025 850th tsunderu 🇯🇵 891 55 1ms 14 Sep 2021 850th solmyr2000 891 55 1ms 21 Jun 2022 852nd sean-niemann 🇺🇸 891 64 397ms 23 Dec 2024 853rd Sakisan 🇧🇪 890 35 15ms 29 Apr 2022 854th JayXon 🇺🇸 890 54 37ms 9 Sep 2022 855th solmyr2000 890 74 51ms 21 Jun 2022 855th 09cf 890 74 4,994ms 22 Nov 2023 855th dokutan 890 74 51ms 7 Apr 2024 855th tailorspy 890 74 52ms 25 Sep 2024 859th prplz 🇦🇺 888 30 2ms 6 Feb 2020 860th emplv 🇱🇻 888 46 4ms 7 May 2021 860th targrik 888 46 4ms 5 Dec 2024 860th sean-niemann 🇺🇸 888 46 4ms 17 Jan 2025 860th xsot 🇸🇬 888 46 5ms 29 Mar 2025 864th GrayJoKing 🇦🇺 887 43 3ms 29 Sep 2022 864th xsot 🇸🇬 887 43 3ms 25 days ago 866th m-tkach 🇺🇦 887 72 25ms 4 Apr 2022 867th ovs-code 🇩🇪 884 37 359ms 15 Jan 2024 867th rucin93 🇵🇱 884 37 365ms 21 Jan 2024 867th Babafaba 884 37 360ms 5 Nov 2025 870th Bubbler-4 884 65 117ms 5 Nov 2021 870th prplz 🇦🇺 884 65 132ms 13 Jan 2022 870th GrayJoKing 🇦🇺 884 65 119ms 13 Jan 2022 870th nipzu 884 65 118ms 13 Jan 2022 870th verticallity 884 65 125ms 6 Apr 2022 870th scpchicken 🇵🇼 884 65 128ms 19 May 2022 870th kgodara 884 65 133ms 29 Oct 2022 870th r-brinke 🇳🇱 884 65 120ms 27 Nov 2022 870th Shanethegamer 🇺🇸 884 65 130ms 2 Dec 2022 870th rucin93 🇵🇱 884 65 132ms 20 Jan 2023 870th klixel 🇨🇦 884 65 122ms 15 Apr 2023 870th Re-Adventures 🇮🇳 884 65 119ms 15 Jul 2023 870th The3gs 884 65 132ms 18 Aug 2023 870th msbranicky 884 65 148ms 1 Oct 2023 870th sean-niemann 🇺🇸 884 65 122ms 24 Oct 2023 870th okaponta 884 65 120ms 11 Jan 2024 870th Creative0708 🇨🇦 884 65 125ms 17 Feb 2024 870th MeWhenI 🇻🇦 884 65 123ms 31 Mar 2024 870th Aurel300 🇨🇭 884 65 128ms 5 Jun 2024 870th dokutan 884 65 133ms 26 Jul 2024 870th wuzekai518 884 65 128ms 5 Aug 2024 870th snoozingnewt 🇨🇦 884 65 124ms 29 Sep 2025 870th namelessiw 884 65 124ms 11 Nov 2025 870th luuumine 🇫🇷 884 65 124ms 24 days ago 894th sisyphus-ppcg 🇦🇺 883 52 2ms 9 Oct 2023 894th Lydxn 🇨🇦 883 52 1ms 9 Oct 2023 894th Steffan153 🇫🇮 883 52 1ms 29 Jan 2024 894th MeWhenI 🇻🇦 883 52 1ms 18 Aug 2024 894th DialFrost 🇸🇬 883 52 1ms 24 days ago 899th kg583 🇺🇸 883 57 37ms 14 Feb 2025 900th primo-ppcg 🇹🇭 882 55 5ms 30 Jan 2022 First Prev 826–900 of 5,312 Next Last