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 Dragon Curve 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 Dragon Curve 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 80th CaedenHarper 🇨🇦 729 85 427ms 17 Oct 2025 80th Adix-null 🇱🇹 729 85 428ms 10 Nov 2025 83rd ericlangedijk 🇸🇮 721 86 400ms 16 Mar 2022 83rd Betuaredead 721 86 481ms 4 Jan 2023 83rd HumanoidCPU 721 86 371ms 1 Apr 2024 83rd Soyo-Wind 721 86 416ms 25 Jan 2026 87th pallbo 713 87 400ms 21 Nov 2021 87th Florian-Mt 713 87 391ms 14 Jul 2024 87th rifatx 713 87 381ms 19 Jul 2024 87th alicethecatwhisperermeow 713 87 493ms 6 Aug 2024 87th Natanaelel 🇸🇪 713 87 410ms 10 Apr 2025 87th snoozingnewt 🇨🇦 713 87 423ms 28 Sep 2025 87th bilal2709 713 87 406ms 23 Jan 2026 94th pikti 705 88 375ms 21 Nov 2021 94th p-vf 🇨🇭 705 88 420ms 16 Jul 2022 94th astdefu 705 88 409ms 13 Dec 2022 94th ertz1ertz 705 88 431ms 9 Aug 2024 98th zer0bits42 697 89 377ms 14 Nov 2022 99th jmhowl 689 90 387ms 21 Nov 2021 99th TheKPAXian 689 90 385ms 21 Nov 2021 99th RandGuy 689 90 427ms 8 Dec 2021 99th jusaka 689 90 432ms 14 days ago 103rd msbranicky 681 91 382ms 22 Aug 2023 104th petroselo 674 92 438ms 21 Nov 2021 105th yannikHoeflich 667 93 382ms 21 Nov 2021 105th rollershutter 667 93 374ms 7 Apr 2022 105th aDwarfNamedUrist 667 93 403ms 11 Sep 2024 108th muztanger 660 94 375ms 21 Nov 2021 108th MaxElf999 660 94 371ms 3 Oct 2022 108th Pyro569 660 94 379ms 20 Jul 2023 111th eshilo-draper 639 97 438ms 3 Sep 2022 111th Alex-Huggett 🇬🇧 639 97 377ms 14 Apr 2024 111th Ythaenagor 639 97 382ms 5 Aug 2024 114th SpareManiKatti 633 98 386ms 21 Nov 2021 114th wescombs10 633 98 377ms 29 Oct 2022 116th Mikey-Beep 🇬🇧 626 99 447ms 2 Sep 2024 116th hippopotam00sehead 🇨🇦 626 99 389ms 11 Sep 2024 118th MadScience137 620 100 383ms 12 Oct 2022 119th adotagarwal 614 101 499ms 4 Mar 2023 120th iamdavidfrancis 596 104 374ms 21 Nov 2021 120th TimJackMaster 596 104 406ms 16 Feb 2023 120th nakatchi 596 104 396ms 17 Mar 2024 123rd taylorbrown2686 590 105 377ms 8 Mar 2022 124th mduckles 585 106 396ms 19 Nov 2022 124th johannes-looney-lizard 585 106 405ms 29 Apr 2025 126th Dexaan 579 107 397ms 21 Nov 2021 127th Jennifervl 🇸🇪 564 110 366ms 11 Dec 2021 128th resoNathan 559 111 387ms 25 Apr 2024 129th mokymok 🇺🇸 554 112 372ms 21 Nov 2021 129th retrohun 554 112 390ms 28 Dec 2022 129th Mabeloid 🇳🇴 554 112 406ms 4 Oct 2024 129th Andrey2001 554 112 407ms 29 Jan 2026 129th madeforlosers 554 112 400ms 38 hours ago 134th Cbrt74088 534 116 411ms 21 Nov 2021 134th tbschff 534 116 394ms 16 Apr 2022 134th KatieLG-Transpiler 🇬🇧 534 116 412ms 23 Jun 2022 134th zt14427 534 116 364ms 30 Aug 2023 134th acotis 534 116 430ms 19 Feb 2025 139th aplato 525 118 381ms 21 Nov 2021 140th BradSissons 🇳🇿 512 121 396ms 21 Nov 2021 141st Mortistar 504 123 386ms 18 Jul 2023 142nd hklemp 🇩🇪 500 124 391ms 21 Nov 2021 143rd ze-h 🇺🇸 492 126 382ms 24 Aug 2022 143rd charliegaming 492 126 394ms 3 Oct 2023 145th BeansMage42 477 130 395ms 29 Dec 2024 146th MarkStockwellZA 463 134 407ms 4 Jan 2022 147th artisiole 🇺🇸 434 143 383ms 3 Mar 2022 148th codewrite 🇬🇧 416 149 472ms 3 Jan 2026 149th kevinnaviapaiva 400 155 453ms 25 Feb 2025 150th ryguyNelson 376 165 398ms 21 Nov 2021 151st willpiam 369 168 381ms 20 Oct 2023 152nd BharadwajSridharan 🇮🇳 133 465 414ms 21 Nov 2021 First Prev 81–152 of 152
