Prime Numbers in PHP 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 1st primo-ppcg 🇹🇭 1,000 43 5 Jun 2018 2nd sisyphus-ppcg 🇦🇺 977 44 18 Dec 2020 3rd Lydxn 🇨🇦 956 45 22 Jan 2025 4th emplv 🇱🇻 935 46 7 May 2021 4th targrik 935 46 5 Dec 2024 4th sean-niemann 🇺🇸 935 46 17 Jan 2025 4th xsot 🇸🇬 935 46 29 Mar 2025 8th GrayJoKing 🇦🇺 896 48 19 Dec 2020 9th UpwardProcess 878 49 18 Jul 2019 9th rucin93 🇵🇱 878 49 6 Sep 2020 9th Argeento 🇵🇱 878 49 10 Oct 2020 9th BBoehm 🇩🇪 878 49 26 Oct 2020 9th aksyristos 878 49 25 Oct 2022 9th DialFrost 🇸🇬 878 49 10 Feb 2023 9th MeWhenI 🇻🇦 878 49 31 Mar 2024 9th KasperKivimaeki 🇫🇮 878 49 26 Mar 2025 17th madex 🇩🇪 860 50 22 Aug 2021 17th rollershutter 860 50 27 Jun 2024 17th CaedenHarper 🇨🇦 860 50 26 Jan 2025 17th snoozingnewt 🇺🇸 860 50 3 hours ago 21st activekim 843 51 2 Aug 2018 21st ondras 843 51 1 May 2020 21st prplz 🇦🇺 843 51 17 Nov 2020 21st peculiarination 843 51 29 Apr 2021 21st c0d3-4-F00d 🇩🇪 843 51 25 May 2021 21st alichraghi 843 51 15 Oct 2021 27th villfa 811 53 7 Mar 2018 27th janbehrens 🇩🇪 811 53 3 Sep 2020 27th Shanethegamer 🇺🇸 811 53 21 Apr 2022 30th Yewzir 🇧🇪 796 54 5 Nov 2023 31st Attero 🇸🇪 782 55 8 Sep 2020 31st stefangimmillaro 782 55 22 Oct 2022 31st m-tkach 🇺🇦 782 55 11 Apr 2024 34th KrausRaus 🇺🇸 768 56 7 Dec 2021 35th labster 754 57 26 Feb 2018 35th nnchutchikov 754 57 12 Dec 2024 35th fuzzylojik-golf 🇺🇸 754 57 31 Jul 2025 35th H3Rol4x 754 57 8 Sep 2025 39th jrdbrndt 729 59 14 Feb 2018 39th hyvyys 729 59 21 Sep 2020 39th orthoplex 🇨🇽 729 59 6 Oct 2020 39th sebipopa 🇷🇴 729 59 23 Sep 2022 39th stefangabos 🇷🇴 729 59 23 Sep 2022 39th edsrzf 🇳🇿 729 59 19 Sep 2024 45th tvolf 717 60 9 May 2019 45th Tonic-Box 717 60 7 Nov 2020 47th Re-Adventures 🇮🇳 705 61 4 Nov 2022 48th pschmid0 🇺🇸 694 62 7 Aug 2022 48th sultan 694 62 2 Apr 2024 50th lacroixjonathan87 672 64 6 Sep 2020 50th satutalo 🇫🇮 672 64 29 Nov 2022 52nd owenoclee 662 65 6 Oct 2017 52nd alexeytihomirov 662 65 5 Apr 2019 52nd josh-h-90 662 65 1 Feb 2021 52nd cnelson20 662 65 8 Aug 2022 56th Betuaredead 652 66 4 Jan 2023 56th hossammohammed72 652 66 12 Jul 2023 58th dokutan 642 67 15 Jun 2024 58th Kokusui 🇯🇵 642 67 26 Jul 2024 60th aschui 632 68 5 Nov 2018 60th lightbliss 632 68 4 Sep 2019 60th akira-aizawa 🇯🇵 632 68 27 Dec 2021 60th ArtemBrovko 632 68 15 Jul 2023 64th volktron 623 69 1 Jun 2019 65th astdefu 614 70 13 Dec 2022 66th ConnorHowell 597 72 21 Mar 2018 66th MikeSimpson 597 72 16 Oct 2018 66th stadamdoki 597 72 23 Mar 2021 66th infostreams 597 72 12 Jul 2023 70th Neofox 589 73 21 Nov 2017 71st retrohun 581 74 21 Dec 2018 71st kchapelier 581 74 27 Apr 2020 71st oddvalue 581 74 23 Aug 2022 71st rifatx 581 74 16 Jul 2024 75th zelenovas 🇷🇺 573 75 10 Feb 2023 1–75 of 139 Next Last