Prime Numbers (Long) in PHP 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 1st sisyphus-ppcg 🇦🇺 1,000 45 616ms 5 Dec 2021 1st primo-ppcg 🇹🇭 1,000 45 604ms 3 Jul 2023 3rd Lydxn 🇨🇦 978 46 311ms 22 Jan 2025 4th targrik 957 47 565ms 5 Dec 2024 4th xsot 🇸🇬 957 47 557ms 29 Mar 2025 6th Steffan153 🇫🇮 938 48 430ms 5 hours ago 7th GrayJoKing 🇦🇺 918 49 634ms 5 Dec 2021 7th KasperKivimaeki 🇫🇮 918 49 680ms 17 Dec 2025 9th emplv 🇱🇻 900 50 199ms 6 Dec 2021 9th rucin93 🇵🇱 900 50 215ms 9 Dec 2021 9th sean-niemann 🇺🇸 900 50 199ms 4 Mar 2022 9th aksyristos 900 50 210ms 25 Oct 2022 9th MeWhenI 🇻🇦 900 50 212ms 6 Nov 2022 9th DialFrost 🇸🇬 900 50 467ms 10 Feb 2023 9th ovs-code 🇩🇪 900 50 188ms 28 Aug 2024 16th rollershutter 882 51 207ms 27 Jun 2024 16th CaedenHarper 🇨🇦 882 51 212ms 26 Jan 2025 16th snoozingnewt 🇨🇦 882 51 219ms 9 Oct 2025 16th blaztoma 🇱🇹 882 51 224ms 10 Nov 2025 20th janbehrens 🇩🇪 833 54 190ms 6 Dec 2021 20th Shanethegamer 🇺🇸 833 54 211ms 21 Apr 2022 20th stefangimmillaro 833 54 198ms 18 Sep 2023 23rd Yewzir 🇧🇪 818 55 191ms 5 Nov 2023 24th retrohun 804 56 204ms 1 Jan 2026 25th KrausRaus 🇺🇸 789 57 186ms 7 Dec 2021 25th nnchutchikov 789 57 355ms 12 Dec 2024 27th sebipopa 🇷🇴 750 60 208ms 23 Sep 2022 27th stefangabos 🇷🇴 750 60 207ms 23 Sep 2022 29th Re-Adventures 🇮🇳 726 62 428ms 4 Nov 2022 30th pschmid0 🇺🇸 714 63 408ms 22 Oct 2022 31st sultan 703 64 44ms 2 Apr 2024 32nd satutalo 🇫🇮 692 65 83ms 29 Nov 2022 33rd Betuaredead 672 67 710ms 4 Jan 2023 34th dokutan 662 68 503ms 15 Jun 2024 35th Kokusui 🇯🇵 652 69 424ms 26 Jul 2024 36th astdefu 634 71 720ms 13 Dec 2022 37th Florian-Mt 592 76 697ms 9 Jul 2024 38th eclyptox 577 78 56ms 10 Oct 2024 39th YPuest 570 79 476ms 22 Feb 2023 40th msbranicky 536 84 373ms 8 Sep 2023 40th Jay2k1 536 84 70ms 6 Nov 2025 42nd fuerst-ede 523 86 20ms 8 Jul 2022 43rd StronkCheese 🇺🇸 506 89 51ms 21 Feb 2023 44th seanplowman 495 91 355ms 18 Jul 2022 44th MaxElf999 495 91 359ms 28 Sep 2022 46th jessegyger 484 93 388ms 12 Jan 2022 47th kevinnaviapaiva 290 155 49ms 6 Mar 2025 48th KatieLG 🇬🇧 10 4,405 5ms 30 Nov 2025 49th JRaspass 🇬🇧 8 5,953 4ms 5 Dec 2021 49th gnlow 🇰🇷 8 5,953 4ms 27 Jan 2022 49th HumanoidCPU 8 5,953 5ms 19 May 2024 49th Mabeloid 🇳🇴 8 5,953 5ms 4 Oct 2024 53rd KatieLG-Transpiler 🇬🇧 6 7,181 5ms 24 Jun 2022 1–53 of 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