The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Happy Numbers (Long) in all languages 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Nim 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 900th acollett89 713 83 19ms 4 Aug 2025 900th CaedenHarper 🇨🇦 713 83 16ms 15 Sep 2025 903rd janbehrens 🇩🇪 713 165 25ms 20 Sep 2021 904th MeWhenI 🇻🇦 712 93 18ms 2 Oct 2022 905th Waffle3z 710 58 97ms 19 Sep 2021 905th emgordon154 710 58 39ms 12 Dec 2021 905th jbbarth 🇫🇷 710 58 39ms 5 Nov 2022 908th MeWhenI 🇻🇦 709 79 610ms 17 Jan 2024 908th namelessiw 709 79 630ms 14 Jul 2024 910th GolfingSuccess 🇬🇷 709 97 2ms 19 Mar 2025 910th dokutan 709 97 6ms 8 Nov 2025 912th Yewzir 🇧🇪 709 166 25ms 14 Jan 2024 913th akamayu-ouo 🇹🇼 708 35 5ms 30 Jul 2024 914th Bonjour27891 🇻🇳 706 84 71ms 9 Feb 2022 914th RDShah 706 84 352ms 11 May 2022 914th thehylian 706 84 21ms 2 Jan 2023 914th badboj40 706 84 387ms 12 Feb 2023 914th firegene 🇮🇪 706 84 21ms 22 Dec 2023 914th HumanoidCPU 706 84 23ms 23 Jun 2024 914th moustave 706 84 174ms 26 Nov 2024 914th SectorCorruptor 706 84 297ms 24 Mar 2026 922nd primo-ppcg 🇹🇭 705 71 957ms 29 Nov 2021 923rd Garklein 🇨🇦 705 84 12ms 20 Feb 2022 924th HumanoidCPU 704 121 107ms 22 Jun 2024 925th Shanethegamer 🇺🇸 702 86 820ms 26 May 2025 926th MeWhenI 🇻🇦 701 53 147ms 19 Sep 2021 926th GrayJoKing 🇦🇺 701 53 78ms 20 Sep 2021 926th sean-niemann 🇺🇸 701 53 144ms 20 Sep 2021 926th scpchicken 🇵🇼 701 53 143ms 19 Dec 2022 926th Steffan153 🇫🇮 701 53 145ms 27 Jan 2023 926th DialFrost 🇸🇬 701 53 146ms 28 Jan 2023 926th snoozingnewt 🇨🇦 701 53 148ms 1 Sep 2024 926th fuzzylojik-golf 🇺🇸 701 53 98ms 15 Sep 2025 926th blaztoma 🇱🇹 701 53 143ms 23 Nov 2025 935th janbehrens 🇩🇪 701 98 2ms 21 Sep 2021 935th RYNO8 701 98 2ms 16 Aug 2022 937th SirBogman 🇺🇸 700 80 609ms 15 Jan 2024 938th Shanethegamer 🇺🇸 700 168 24ms 20 Sep 2021 939th Lv0Sys 🇵🇱 699 67 398ms 5 Dec 2025 940th OhmNomNom 698 59 38ms 20 Oct 2022 940th AlephSquirrel 698 59 69ms 14 Apr 2023 940th FlyingPenguin223 698 59 38ms 18 Oct 2023 940th SirBogman 🇺🇸 698 59 69ms 10 Jan 2024 940th error256 698 59 52ms 13 May 2024 945th aposteriorist 🇨🇦 698 85 21ms 6 Feb 2022 945th Ailko 🇧🇪 698 85 77ms 5 May 2022 945th tkr-sh 🇰🇵 698 85 22ms 17 May 2022 945th Mikey-Beep 🇬🇧 698 85 27ms 15 Jun 2022 945th P-Quentin 🇫🇷 698 85 97ms 10 Aug 2022 945th 051 🇸🇬 698 85 23ms 19 Aug 2022 945th trist224 🇫🇷 698 85 76ms 18 Oct 2022 945th Ripick 698 85 21ms 1 Feb 2023 945th fkantelberg 698 85 21ms 7 Aug 2023 945th minhtrancccp 698 85 84ms 1 Nov 2023 945th wen1now 698 85 21ms 6 Nov 2023 945th stertooy 🇧🇪 698 85 21ms 14 Jun 2024 945th FranklinJiaChen 698 85 199ms 5 Aug 2024 945th KasperKivimaeki 🇫🇮 698 85 21ms 2 Jul 2025 945th Lv0Sys 🇵🇱 698 85 21ms 5 Dec 2025 945th Andrey2001 698 85 20ms 26 days ago 961st MeWhenI 🇻🇦 698 109 2ms 27 Dec 2022 962nd Natanaelel 🇸🇪 697 33 72ms 22 Jul 2022 962nd SirBogman 🇺🇸 697 33 71ms 10 Sep 2022 964th raphaelimahorn 697 85 11ms 2 Oct 2021 964th piano-miles 697 85 12ms 12 Mar 2023 964th Mazn3k 697 85 12ms 15 Mar 2023 964th coreynash 697 85 16ms 17 Oct 2023 968th MeWhenI 🇻🇦 697 101 2,272ms 24 Oct 2024 969th janbehrens 🇩🇪 697 109 402ms 21 Nov 2021 970th cmayer777 696 136 60ms 7 Jan 2023 970th snoozingnewt 🇨🇦 696 136 431ms 6 Oct 2025 972nd klixel 🇨🇦 696 143 129ms 11 May 2023 973rd dokutan 694 87 759ms 13 Mar 2026 974th CaedenHarper 🇨🇦 694 99 2ms 5 Nov 2025 975th j-Ewan 693 170 310ms 10 Mar 2022 976th m42km 692 81 681ms 4 Feb 2024 977th Alex-x90 🇺🇸 691 115 100ms 14 Nov 2022 978th LeeCamp 690 86 232ms 15 Jan 2023 978th vishwathg 690 86 386ms 4 Feb 2023 978th cros107 🇦🇺 690 86 285ms 11 Oct 2023 978th logvp 690 86 3,213ms 12 Jan 2024 978th Bmrl7 690 86 17ms 29 Feb 2024 978th Grrisly 690 86 381ms 29 Mar 2024 978th resoNathan 690 86 14ms 18 Jul 2024 978th RaBa21 🇭🇺 690 86 14ms 11 Jul 2025 978th madex 🇩🇪 690 86 24ms 15 Mar 2026 987th rollershutter 689 68 297ms 3 Jul 2024 988th NewDefectus 🇮🇱 688 54 61ms 15 Dec 2021 988th LostSyntax21 🇬🇧 688 54 145ms 8 Jan 2025 990th trinityy-7 688 86 11ms 6 Dec 2023 990th junkondo-jp 688 86 16ms 25 Jun 2024 992nd olivermrose 🇺🇸 687 60 90ms 19 Sep 2021 992nd adoxography 687 60 41ms 18 Dec 2021 992nd jared-hughes 687 60 38ms 9 Sep 2022 992nd KatieLG 🇬🇧 687 60 37ms 2 Oct 2025 992nd Lv0Sys 🇵🇱 687 60 38ms 5 Dec 2025 997th Babafaba 687 100 2ms 14 Oct 2025 998th I-Love-47 🇺🇦 686 138 63ms 9 Feb 2022 999th webmiche 686 145 141ms 3 Nov 2025 1,000th Shanethegamer 🇺🇸 685 124 42ms 20 Sep 2024 First Prev 901–1,000 of 2,106 Next Last