Emirp 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 826th GrayJoKing 🇦🇺 686 349 1ms 24 Jul 2020 827th janbehrens 🇩🇪 685 51 274ms 28 Nov 2023 827th dcgjb 685 51 265ms 9 Feb 2024 829th dokutan 685 81 210ms 23 Jul 2025 830th stefangimmillaro 685 99 451ms 6 Oct 2025 831st GeoffroyF 684 79 10ms 16 May 2018 831st Mr-Xcoder 684 79 9ms 8 Sep 2018 831st vladyslavprosolupov 684 79 10ms 27 May 2019 831st giacomogallina 684 79 34ms 13 Jun 2019 831st siegelzero 684 79 10ms 7 Aug 2019 831st handisb 684 79 16ms 26 Oct 2019 831st olivermrose 🇺🇸 684 79 10ms 20 Oct 2021 831st guilhem-roy 🇫🇷 684 79 16ms 26 Feb 2022 831st tri1212 🇻🇳 684 79 15ms 17 Jul 2022 831st P-Quentin 🇫🇷 684 79 14ms 3 Aug 2022 831st elgan65536 684 79 15ms 7 Apr 2024 831st AlephSquirrel 684 79 10ms 19 Jul 2024 831st Keegan-T 🇨🇦 684 79 18ms 23 Apr 2025 831st evan18c 684 79 15ms 23 Apr 2025 845th primo-ppcg 🇹🇭 684 109 1ms 3 Oct 2020 845th MeWhenI 🇻🇦 684 109 1ms 20 Apr 2022 847th jjatria 683 54 116ms 29 Jul 2022 848th iznax 682 82 363ms 21 Nov 2021 848th tkr-sh 🇰🇵 682 82 350ms 14 Jun 2022 850th alomiF 681 97 170ms 24 Aug 2024 851st MeWhenI 🇻🇦 679 95 2ms 20 Feb 2023 852nd doge1338 678 83 9ms 20 Mar 2021 852nd GrayJoKing 🇦🇺 678 83 307ms 30 Mar 2021 852nd two-bad 🇬🇧 678 83 9ms 15 Feb 2024 855th primo-ppcg 🇹🇭 678 102 25ms 13 Jul 2021 855th JayXon 🇺🇸 678 102 25ms 13 Sep 2023 857th sisyphus-ppcg 🇦🇺 677 63 844ms 23 Mar 2022 857th dokutan 677 63 934ms 14 Apr 2024 859th ovs-code 🇩🇪 677 95 422ms 16 Jun 2024 860th StanislavNikolov 676 80 10ms 26 Nov 2017 860th LlamaLad7 🇬🇧 676 80 14ms 17 Jan 2021 860th voidmax 676 80 9ms 1 Dec 2021 860th ejini6969 676 80 11ms 1 Apr 2023 860th SB-945 676 80 28ms 13 Feb 2024 865th boxjelly 674 98 236ms 5 Jan 2021 865th tobeannouncd 674 98 157ms 9 Jan 2024 867th nwellnhof 🇩🇪 672 101 422ms 25 Sep 2025 868th cure-honey 🇯🇵 672 121 44ms 6 Jul 2021 869th molecules 671 55 108ms 27 Dec 2017 870th MeWhenI 🇻🇦 671 98 1ms 29 Nov 2022 871st f-tucker 671 144 7ms 20 Feb 2024 872nd ian-odonnell 670 84 8ms 5 Mar 2018 872nd LordSir101 670 84 9ms 10 Sep 2025 874th MeWhenI 🇻🇦 670 85 5ms 29 May 2023 874th targrik 670 85 4ms 28 Jul 2025 876th MeWhenI 🇻🇦 668 75 365ms 24 May 2024 877th Yewzir 🇧🇪 668 118 3ms 27 days ago 878th dokutan 668 140 269ms 1 Apr 2024 879th emgordon154 667 44 77ms 13 Sep 2024 880th Espiobest 667 81 21ms 26 Feb 2021 880th gilufin 667 81 15ms 23 May 2021 880th Waffle3z 667 81 10ms 7 Sep 2021 880th quimey 667 81 16ms 21 Jun 2023 884th fruno-bulax 667 99 146ms 16 Feb 2019 885th ovs-code 🇩🇪 666 67 271ms 12 Mar 2024 886th emgordon154 666 79 130ms 4 Aug 2024 887th olivermrose 🇺🇸 665 60 35ms 31 Oct 2021 888th pardouin 🇫🇷 665 62 630ms 29 Aug 2025 889th dokutan 663 97 458ms 23 Jul 2025 890th MateuszPietrzak 🇵🇱 663 107 57ms 9 Jan 2024 890th HumanoidCPU 663 107 57ms 5 May 2024 890th ovs-code 🇩🇪 663 107 67ms 3 Jun 2024 893rd jakobwitte 662 85 9ms 20 Mar 2018 893rd janbehrens 🇩🇪 662 85 11ms 17 Aug 2021 895th ashtraypettingzoo 🇺🇸 661 100 150ms 12 Feb 2023 896th 5quiwyrm 659 53 227ms 2 Sep 2025 897th AlephSquirrel 659 76 540ms 19 Jul 2024 898th jmerle 🇳🇱 659 82 12ms 11 Jul 2023 898th Powerroff 659 82 23ms 10 Nov 2024 898th RaBa21 🇭🇺 659 82 15ms 19 Jul 2025 First Prev 826–900 of 3,116 Next Last