Emirp Numbers in all languages in bytes. 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 Binary Lambda Calculus 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 Binary Lambda Calculus 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 Bytes Time Submitted 521st error256 849 177 813ms 13 Jan 2025 521st voytxt 🇨🇿 849 177 841ms 19 Jan 2025 521st ovs-code 🇩🇪 849 177 839ms 24 Jan 2025 521st CaedenHarper 🇨🇦 849 177 830ms 25 Jan 2025 521st MeWhenI 🇻🇦 849 177 841ms 10 Feb 2025 521st pardouin 🇫🇷 849 177 824ms 25 Feb 2025 521st albanian-laundromat 849 177 828ms 13 Sep 2025 533rd MeWhenI 🇻🇦 847 87 2ms 12 Sep 2022 533rd sean-niemann 🇺🇸 847 87 2ms 8 Oct 2024 535th duckyluuk 🇳🇱 846 74 434ms 26 Mar 2024 536th Shanethegamer 🇺🇸 845 67 39ms 11 May 2021 536th Irratix 🇳🇱 845 67 37ms 4 Mar 2022 538th emplv 🇱🇻 845 76 4ms 11 May 2021 538th sisyphus-ppcg 🇦🇺 845 76 4ms 14 Jul 2022 540th laikoni 845 89 130ms 25 Dec 2018 541st edsrzf 🇳🇿 844 63 74ms 7 Jun 2025 542nd GeoffroyF 843 79 11ms 16 May 2018 542nd Mr-Xcoder 843 79 11ms 8 Sep 2018 542nd vladyslavprosolupov 843 79 15ms 27 May 2019 542nd giacomogallina 843 79 45ms 13 Jun 2019 542nd siegelzero 843 79 13ms 7 Aug 2019 542nd handisb 843 79 25ms 26 Oct 2019 542nd olivermrose 🇺🇸 843 79 15ms 20 Oct 2021 542nd guilhem-roy 🇫🇷 843 79 18ms 26 Feb 2022 542nd thehylian 843 79 17ms 29 Dec 2022 542nd AlephSquirrel 843 79 11ms 19 Jul 2024 552nd primo-ppcg 🇹🇭 843 128 254ms 6 Jul 2021 553rd mcreenan 842 46 117ms 20 Jun 2018 553rd m-dango 842 46 94ms 2 Jul 2018 555th MeWhenI 🇻🇦 842 76 71ms 13 Dec 2022 556th GrayJoKing 🇦🇺 841 88 38ms 18 Jun 2022 557th MeWhenI 🇻🇦 841 98 4ms 29 Nov 2022 558th rak1507 🇬🇧 840 34 46ms 24 Oct 2021 559th tomtheisen 🇺🇸 840 76 10ms 27 Oct 2020 559th ovs-code 🇩🇪 840 76 10ms 17 Nov 2024 561st eldritchconundrum 840 98 345ms 31 Oct 2022 562nd btnlq 838 122 1ms 7 Nov 2020 563rd Yewzir 🇧🇪 836 129 258ms 26 Oct 2023 563rd fuzzylojik-golf 🇺🇸 836 129 255ms 30 Aug 2025 565th Shanethegamer 🇺🇸 835 75 479ms 16 Jan 2024 565th CaedenHarper 🇨🇦 835 75 487ms 12 Jan 2025 567th StanislavNikolov 833 80 12ms 26 Nov 2017 567th jacklynnepenick 833 80 69ms 16 Aug 2021 567th ejini6969 833 80 11ms 1 Apr 2023 570th janlelis 832 68 39ms 10 Feb 2021 571st error256 832 136 1ms 28 Jun 2024 572nd duckyluuk 🇳🇱 831 80 3,065ms 26 Oct 2024 573rd sisyphus-ppcg 🇦🇺 830 116 7ms 14 Mar 2023 574th itsh01 829 77 10ms 23 Aug 2021 574th emgordon154 829 77 9ms 13 Dec 2021 574th nwellnhof 🇩🇪 829 77 9ms 26 Jun 2023 577th primo-ppcg 🇹🇭 827 119 33ms 25 Jun 2022 578th Shanethegamer 🇺🇸 826 90 1,406ms 29 Mar 2023 579th annaproxy 826 91 137ms 5 Feb 2022 580th lynn 825 72 958ms 25 May 2022 581st bluebear94 824 47 108ms 12 Feb 2018 581st phdphil 824 47 176ms 27 Apr 2018 583rd MeWhenI 🇻🇦 824 76 422ms 24 May 2024 583rd AlephSquirrel 824 76 565ms 19 Jul 2024 585th rucin93 🇵🇱 823 66 129ms 5 Jan 2025 585th sean-niemann 🇺🇸 823 66 129ms 19 May 2025 587th Waffle3z 823 81 12ms 7 Sep 2021 587th quimey 823 81 19ms 21 Jun 2023 589th emplv 🇱🇻 823 131 263ms 31 Aug 2021 590th MeWhenI 🇻🇦 821 40 45ms 23 Jul 2022 590th AlephSquirrel 821 40 45ms 31 Jul 2022 592nd DialFrost 🇸🇬 821 87 15ms 26 Feb 2025 593rd MeWhenI 🇻🇦 821 117 56ms 29 Nov 2022 593rd Alex-x90 🇺🇸 821 117 53ms 28 Jan 2023 595th handisb 820 69 38ms 25 Oct 2019 595th olivermrose 🇺🇸 820 69 35ms 31 Oct 2021 597th pardouin 🇫🇷 819 74 696ms 29 Aug 2025 598th GalladeGuy 🇺🇸 819 82 2ms 21 May 2020 599th PatrickStephansen 🇿🇦 818 78 9ms 16 Oct 2020 599th Shanethegamer 🇺🇸 818 78 10ms 19 Apr 2022 First Prev 526–600 of 3,082 Next Last