Prime Numbers in PHP in chars. 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 Chars Time Submitted 75th Florian-Mt 573 75 3ms 9 Jul 2024 75th eclyptox 573 75 4ms 11 Oct 2024 78th rwellens 566 76 4ms 3 Jan 2018 78th JRaspass 🇬🇧 566 76 3ms 12 Feb 2018 78th tomh1012 566 76 4ms 9 Oct 2020 78th Kees-van-Beilen 566 76 4ms 27 Aug 2021 78th hossain-iqbal 566 76 3ms 13 Jul 2023 78th HumanoidCPU 566 76 4ms 18 May 2024 78th Mabeloid 🇳🇴 566 76 3ms 4 Oct 2024 78th jmerle 🇳🇱 566 76 4ms 10 Jan 2025 86th aminrnd 558 77 4ms 12 Jul 2023 87th d4rkne55 551 78 4ms 2 Mar 2018 87th mrdamien 551 78 4ms 28 Mar 2019 87th masashimachida 551 78 3ms 27 Jul 2020 90th YPuest 544 79 4ms 22 Feb 2023 91st miika 538 80 4ms 29 Mar 2019 91st pbarath 538 80 3ms 13 Mar 2021 93rd xnacly 🇩🇪 524 82 4ms 6 Jul 2023 93rd msbranicky 524 82 4ms 8 Sep 2023 93rd Jay2k1 524 82 4ms 23 hours ago 96th glickel 518 83 4ms 17 Aug 2018 97th ryguyNelson 512 84 4ms 19 Aug 2020 97th fuerst-ede 512 84 4ms 8 Jul 2022 99th vlhommeau 506 85 4ms 21 Nov 2017 100th VVstatus 500 86 4ms 13 Aug 2020 101st rbicelli 494 87 4ms 6 Apr 2018 101st iTearo 🇷🇺 494 87 4ms 28 Sep 2020 101st StronkCheese 🇺🇸 494 87 4ms 21 Feb 2023 104th jessegyger 489 88 4ms 14 Jan 2022 104th piripasa 489 88 4ms 12 Jul 2023 106th mrigankpawagi 483 89 4ms 21 Jan 2018 106th seanplowman 483 89 4ms 19 Jul 2022 106th MaxElf999 483 89 3ms 28 Sep 2022 109th YoungjuneKwon 478 90 4ms 30 Dec 2018 109th Setvizan 478 90 4ms 19 May 2022 111th rholliday 473 91 3ms 1 Mar 2021 112th Onitech 462 93 4ms 14 Nov 2018 112th mammarellas 462 93 3ms 5 Jun 2019 112th givanov2 462 93 4ms 4 Sep 2020 115th akshatj27 🇦🇶 453 95 3ms 11 Jan 2022 116th iamdavidfrancis 430 100 4ms 10 May 2020 116th joll05 🇸🇪 430 100 3ms 24 Aug 2020 116th KatieLG 🇬🇧 430 100 3ms 2 Dec 2020 116th mokymok 🇺🇸 430 100 4ms 9 Nov 2021 116th KatieLG-Transpiler 🇬🇧 430 100 3ms 24 Jun 2022 121st acotis 426 101 3ms 18 Feb 2025 122nd xplodwild 422 102 4ms 15 Apr 2020 123rd soren 417 103 4ms 24 Aug 2018 123rd mothcolada 🇺🇸 417 103 4ms 6 Dec 2020 125th WardySpirit 413 104 4ms 26 Aug 2020 126th elisherer 🇮🇱 398 108 3ms 26 Mar 2019 127th dwilmer 391 110 4ms 26 Feb 2018 128th vonKrafft 377 114 3ms 25 Mar 2020 128th ze-h 🇺🇸 377 114 3ms 26 Oct 2022 130th genius257 361 119 3ms 26 Mar 2018 130th recepuncu 361 119 4ms 28 Jun 2021 132nd verticall 341 126 3ms 28 Jul 2019 133rd HexF 333 129 4ms 7 Dec 2017 133rd ElevatorShaft 333 129 4ms 20 Oct 2019 135th ansnaldo 287 150 4ms 23 Oct 2018 136th kevinnaviapaiva 281 153 3ms 6 Mar 2025 137th kittrz9 253 170 4ms 7 Dec 2017 138th seanleken 204 211 4ms 12 Dec 2019 139th jackmck2000 108 398 4ms 8 Mar 2018 140th jayanwar 88 489 4ms 28 Nov 2019 First Prev 76–140 of 140