Prime Numbers in C 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 Gray Code Decoder Gray Code Encoder 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 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 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 240th hyvyys 510 102 1ms 21 Sep 2020 240th bbb651 🇮🇱 510 102 1ms 25 Nov 2020 243rd Sephirem98 500 104 1ms 26 Oct 2023 244th BuoyantPigeon 495 105 1ms 10 Aug 2019 244th adoxography 495 105 1ms 10 Oct 2019 244th ryguyNelson 495 105 1ms 1 Oct 2020 244th atazzam 🇺🇸 495 105 1ms 18 Sep 2024 244th zgialor-lab 495 105 3ms 16 hours ago 249th barbu110 486 107 1ms 5 Dec 2019 249th dillon-duncando 486 107 1ms 24 Dec 2021 249th sm1lko 486 107 1ms 9 Dec 2022 252nd ze-h 🇺🇸 481 108 1ms 12 Apr 2022 253rd Vexxter9 🇳🇱 477 109 2ms 3 Sep 2025 254th hjcafaroUC 473 110 2ms 5 Aug 2020 254th Ernest1338 473 110 1ms 27 Dec 2021 254th heabr12 473 110 1ms 6 Sep 2024 257th citsur 468 111 1ms 14 Jun 2019 257th Qruintrox 468 111 2ms 25 Jun 2023 257th Florian-Mt 468 111 1ms 14 Jul 2024 257th bwenstar 468 111 2ms 9 Jul 2025 261st JDiLenarda 🇫🇷 464 112 2ms 24 May 2020 262nd KatieLG 🇬🇧 460 113 1ms 1 Dec 2020 262nd sfuhrm 460 113 2ms 16 Dec 2021 262nd kenballus 460 113 1ms 13 Jul 2022 262nd CyberTapir 460 113 1ms 28 Aug 2024 262nd cros107 🇦🇺 460 113 2ms 1 Jan 2026 267th lemmaandrew 452 115 2ms 23 Jan 2021 267th KatieLG-Transpiler 🇬🇧 452 115 1ms 23 Jun 2022 269th roguh 🇬🇹 448 116 2ms 20 Feb 2024 269th tik25 448 116 1ms 31 Mar 2024 271st huet630 444 117 1ms 1 Sep 2024 272nd 104210 441 118 2ms 9 Jun 2022 273rd kennyhow 437 119 2ms 27 Jan 2021 274th ziruili 433 120 1ms 30 Nov 2019 275th fbe 426 122 1ms 4 Apr 2021 276th Sascha37 🇩🇪 413 126 2ms 20 Sep 2025 277th AZ9tumas 406 128 1ms 15 Nov 2022 278th Blockyheadman 403 129 2ms 14 Aug 2024 279th calinous 🇷🇴 391 133 1ms 27 Feb 2023 280th milliorn 388 134 1ms 25 Feb 2020 280th zt14427 388 134 2ms 6 Oct 2023 282nd sreyfe 382 136 2ms 27 Jul 2024 283rd jusaka 380 137 2ms 47 hours ago 284th Bodo171 377 138 1ms 1 Dec 2022 285th kittrz9 361 144 2ms 19 Jul 2019 286th jonah1068 356 146 2ms 15 Sep 2023 287th willpiam 338 154 2ms 16 Oct 2023 288th kevinnaviapaiva 272 191 2ms 25 Feb 2025 289th Bananapants22 222 234 2ms 14 Aug 2022 290th RobinStevenMartinez 219 237 2ms 27 Aug 2021 291st JoaoPedroli 218 238 2ms 5 Sep 2021 292nd 5ug4md 184 282 2ms 12 Feb 2023 293rd somT-oss 146 357 2ms 29 Nov 2024 294th arjun6736 🇮🇳 144 362 2ms 3 Nov 2023 295th tanguysegarra 134 389 2ms 8 Jun 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