Prime Numbers in Java in chars. 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 Chars Time Submitted 81st caynraiser 500 132 410ms 8 Dec 2021 82nd Kusarr 496 133 372ms 17 Dec 2020 82nd Bolix7 496 133 395ms 23 May 2021 82nd astdefu 496 133 420ms 13 Dec 2022 82nd gigaprofisi 🇺🇸 496 133 372ms 7 Mar 2025 86th eecb 493 134 418ms 24 Nov 2020 86th riviere-lucas 493 134 391ms 30 Dec 2020 86th louisbosqui 493 134 390ms 31 Dec 2020 86th selketdaly 493 134 400ms 30 Jan 2021 86th Bombergames 493 134 397ms 20 Jan 2022 86th msbranicky 493 134 385ms 9 Jan 2024 86th schaene 493 134 394ms 7 Mar 2024 86th deancureton 493 134 388ms 24 Mar 2024 94th AIn0n 489 135 390ms 30 Aug 2021 94th rollershutter 489 135 406ms 25 Jan 2024 94th 0dyse 489 135 401ms 23 Apr 2025 94th Benzas01 489 135 413ms 5 Oct 2025 98th blasio99 485 136 393ms 17 Jun 2021 98th flekAI 485 136 319ms 2 days ago 100th xnacly 🇩🇪 482 137 391ms 3 Jul 2023 101st mattwho76 478 138 359ms 24 Apr 2020 101st hyvyys 478 138 384ms 21 Sep 2020 101st godraadam 478 138 380ms 16 Nov 2020 101st melisakmc 478 138 373ms 3 Nov 2021 101st Apataras 478 138 407ms 19 Jul 2025 106th LeftPathLane 471 140 400ms 31 Oct 2022 107th daetz 468 141 431ms 8 Aug 2020 107th WilleyOhana 468 141 380ms 7 Oct 2020 107th fullerlee 468 141 390ms 30 Nov 2020 107th KatieLG-Transpiler 🇬🇧 468 141 384ms 23 Jun 2022 107th atazzam 🇺🇸 468 141 437ms 23 Jan 2025 107th Pyro569 468 141 429ms 7 May 2025 113th sfuhrm 465 142 408ms 17 Dec 2021 113th aneurin-h 465 142 386ms 24 Oct 2022 113th MaxElf999 465 142 384ms 5 Feb 2023 113th rifatx 465 142 393ms 16 Jul 2024 113th DihydrogenMonoxideH2O 465 142 388ms 11 Feb 2025 118th Maximizer02 462 143 382ms 11 Sep 2024 118th luca1339 462 143 387ms 22 Nov 2024 120th jonahwdean 458 144 380ms 28 May 2024 121st DeaneKane 455 145 404ms 22 Apr 2020 121st WillowBee7 455 145 388ms 14 Oct 2020 121st c0d3-4-F00d 🇩🇪 455 145 421ms 25 May 2021 121st Robi1718 455 145 404ms 2 Dec 2021 121st LyonsWasTaken 455 145 365ms 6 Dec 2023 126th lukashert 452 146 422ms 7 Jun 2023 127th eshilo-draper 449 147 402ms 4 Sep 2022 127th Ythaenagor 449 147 378ms 5 Aug 2024 129th melikebuyruk 446 148 368ms 22 Mar 2021 130th aDwarfNamedUrist 440 150 393ms 27 Nov 2022 131st mathislife22 437 151 354ms 29 Aug 2024 132nd willpiam 434 152 383ms 20 Oct 2023 133rd KevXtroy 429 154 396ms 18 Aug 2020 134th EthanGrant1 426 155 395ms 13 Apr 2022 135th 77Tigers 423 156 386ms 10 Mar 2021 135th ToxicP1e 423 156 386ms 8 Nov 2022 137th mokymok 🇺🇸 420 157 386ms 9 Nov 2021 137th Intevel 🇩🇪 420 157 398ms 3 Jul 2023 139th PanNessMain 418 158 379ms 9 Mar 2025 139th EdenJia-Capgemini 418 158 418ms 5 days ago 141st ehulinsky 🇺🇸 415 159 371ms 14 Sep 2021 141st kjrookus 415 159 378ms 13 Apr 2022 143rd lexigeib 413 160 398ms 17 Jul 2020 144th Bejofo 410 161 389ms 21 Jul 2021 145th Grrine 402 164 420ms 28 Jan 2025 146th acotis 400 165 376ms 6 Feb 2025 147th valgardg 🇮🇸 395 167 399ms 18 Aug 2021 147th retrohun 395 167 394ms 28 Dec 2022 147th Mabeloid 🇳🇴 395 167 405ms 4 Oct 2024 150th ferociouswonderfulgrasseater 393 168 380ms 13 Mar 2023 151st Geird 386 171 390ms 20 Feb 2023 151st jonah1068 386 171 439ms 15 Sep 2023 151st Calculations03 386 171 392ms 28 Jan 2025 154th ze-h 🇺🇸 382 173 392ms 4 Dec 2022 155th miabea73 377 175 488ms 1 Nov 2025 156th Lou1013 369 179 374ms 7 Jun 2024 157th crizin 🇰🇷 367 180 436ms 9 Sep 2023 158th reki2069 357 185 441ms 5 Oct 2021 159th kanjurer 355 186 389ms 26 Sep 2022 160th mjdargen 327 202 390ms 3 May 2023 First Prev 81–160 of 176 Next Last