Emirp Numbers in all languages in bytes. 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 ><> 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 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 ><> 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 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 Bytes Time Submitted 638th snoozingnewt 🇨🇦 814 74 4ms 30 Nov 2025 642nd KatieLG 🇬🇧 814 77 434ms 15 Jan 2024 642nd Babafaba 814 77 476ms 17 Nov 2025 644th Waffle3z 811 81 11ms 7 Sep 2021 644th quimey 811 81 18ms 21 Jun 2023 646th prplz 🇦🇺 810 122 24ms 10 Jul 2021 647th eldritchconundrum 809 70 36ms 31 Oct 2022 648th GoateSo 809 83 2ms 14 Aug 2023 649th BBoehm 🇩🇪 808 79 11ms 20 Jan 2021 649th DialFrost 🇸🇬 808 79 10ms 14 Nov 2023 651st lifthrasiir 🇰🇷 806 31 2ms 29 Nov 2024 651st GrayJoKing 🇦🇺 806 31 2ms 26 Jun 2025 653rd Yewzir 🇧🇪 806 117 363ms 2 Oct 2025 654th scpchicken 🇵🇼 804 59 3ms 5 Feb 2023 655th weeble 803 75 3ms 16 Dec 2024 656th prplz 🇦🇺 802 117 121ms 30 Apr 2022 657th SirBogman 🇺🇸 801 41 44ms 29 Oct 2022 658th Powerroff 801 82 28ms 10 Nov 2024 659th dokutan 801 120 51ms 14 Apr 2024 659th snyderek 🇺🇸 801 120 57ms 17 Oct 2024 661st gastropner 800 103 2ms 5 Jan 2021 661st janbehrens 🇩🇪 800 103 378ms 20 Jun 2023 663rd msbranicky 799 135 280ms 8 Sep 2023 664th annaproxy 798 71 40ms 27 Aug 2022 665th handisb 798 80 10ms 25 Oct 2019 665th marcin7Cd 798 80 8ms 5 Oct 2020 665th stefangimmillaro 798 80 9ms 27 Aug 2022 668th Lydxn 🇨🇦 798 99 1ms 11 Oct 2023 669th dokutan 798 115 40ms 28 Aug 2024 669th MeWhenI 🇻🇦 798 115 40ms 30 Aug 2024 669th pardouin 🇫🇷 798 115 41ms 23 Sep 2024 672nd MeWhenI 🇻🇦 797 93 36ms 28 Jun 2022 673rd kaascevich 797 95 87ms 21 Jul 2025 674th m-tkach 🇺🇦 797 124 25ms 18 Jun 2022 675th janbehrens 🇩🇪 795 70 234ms 28 Nov 2023 676th Yewzir 🇧🇪 795 84 5ms 14 Dec 2023 676th dokutan 795 84 6ms 8 May 2024 676th Shanethegamer 🇺🇸 795 84 6ms 18 Aug 2024 676th emgordon154 795 84 6ms 5 Dec 2024 676th snoozingnewt 🇨🇦 795 84 5ms 30 Nov 2025 681st dokutan 795 118 125ms 14 Apr 2024 682nd jared-hughes 793 36 33ms 23 Sep 2021 682nd 4hg 🇺🇸 793 36 34ms 11 Mar 2025 684th SirBogman 🇺🇸 793 79 450ms 15 Jan 2024 685th GrayJoKing 🇦🇺 793 81 2,172ms 30 Mar 2021 686th dokutan 793 119 369ms 24 Sep 2025 687th yanqui-uxo 792 95 150ms 14 Sep 2018 687th GrayJoKing 🇦🇺 792 95 150ms 16 Mar 2021 687th Natanaelel 🇸🇪 792 95 145ms 11 Sep 2021 687th stackofbears 792 95 151ms 7 Oct 2023 687th HolmDev 792 95 138ms 10 Sep 2025 692nd MeWhenI 🇻🇦 791 84 2,322ms 24 Oct 2024 693rd retrohun 790 49 119ms 26 Apr 2019 694th Yewzir 🇧🇪 790 98 118ms 28 Mar 2024 695th DialFrost 🇸🇬 790 100 2ms 18 Nov 2025 696th primo-ppcg 🇹🇭 790 176 1,696ms 15 Sep 2025 697th rak1507 🇬🇧 788 59 2ms 1 Nov 2020 698th Waffle3z 788 81 13ms 5 Jun 2021 698th KrausRaus 🇺🇸 788 81 11ms 31 Dec 2021 698th inventshah 788 81 11ms 19 Jun 2022 701st m-tkach 🇺🇦 788 115 28ms 18 Jan 2024 702nd ovs-code 🇩🇪 787 69 137ms 17 Nov 2024 703rd KatieLG 🇬🇧 787 72 38ms 30 Nov 2020 703rd Matter1024 🇮🇳 787 72 36ms 5 Dec 2025 705th MeWhenI 🇻🇦 785 85 5ms 12 Dec 2023 706th AaronGarbut 785 105 2ms 30 Jul 2019 706th alexjlaberge 785 105 1ms 21 Jul 2020 708th fuzzylojik-golf 🇺🇸 785 112 433ms 30 Aug 2025 709th dcgjb 784 71 281ms 12 Sep 2024 710th anastos 784 96 146ms 23 Jul 2018 710th user189032 784 96 146ms 29 May 2019 710th yzhs 🇩🇪 784 96 155ms 24 Jul 2021 710th cbrt-x 784 96 245ms 19 Sep 2023 710th the-zammers 784 96 188ms 10 Nov 2023 715th prplz 🇦🇺 783 82 4ms 10 Jul 2021 716th emgordon154 783 83 4ms 23 Dec 2024 717th MeWhenI 🇻🇦 783 95 1,280ms 26 Oct 2021 718th Shanethegamer 🇺🇸 782 110 6ms 21 Mar 2023 719th SirBogman 🇺🇸 781 32 2ms 8 Feb 2023 719th DialFrost 🇸🇬 781 32 2ms 3 Feb 2024 First Prev 641–720 of 3,163 Next Last