Niven 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 65th kellantech 891 55 2ms 9 Dec 2025 65th JOrE20 891 55 2ms 2 Jan 2026 65th madeforlosers 891 55 2ms 2 days ago 84th jngbsn 875 56 1ms 2 Mar 2019 84th rambox11 875 56 1ms 11 Mar 2019 84th retrohun 875 56 2ms 15 Mar 2019 84th gastropner 875 56 1ms 25 Dec 2020 84th YellowBunnyGit 875 56 1ms 4 Feb 2021 84th RDShah 875 56 1ms 15 Apr 2021 84th thebuilder6 🇺🇸 875 56 1ms 22 Nov 2021 84th ZakkkkAttackkkk 🇵🇭 875 56 1ms 20 Dec 2021 84th AndreaNeti 875 56 1ms 16 Jun 2022 84th zbreit 🇺🇸 875 56 1ms 4 May 2023 84th AdrienHache 🇫🇷 875 56 1ms 29 Dec 2023 84th ibrahimhanifceker 875 56 1ms 8 Aug 2024 84th Lv0Sys 🇵🇱 875 56 2ms 1 Dec 2025 97th Alesun 🇮🇹 860 57 1ms 11 Oct 2019 97th Luca2812 860 57 1ms 14 Mar 2025 99th bendapootie 845 58 1ms 6 Jul 2020 99th LeeCamp 845 58 1ms 28 Apr 2022 101st roavin 831 59 1ms 27 May 2022 101st zgialor-lab 831 59 2ms 3 hours ago 103rd nexaitch 817 60 1ms 8 Jul 2020 103rd mousetail 🇳🇱 817 60 1ms 12 Jan 2023 105th pandapawskat 803 61 1ms 7 Sep 2021 106th archee303 790 62 1ms 4 Feb 2020 106th jlangvand 790 62 1ms 9 Aug 2021 106th Jonatan6 🇩🇰 790 62 2ms 27 Apr 2024 109th taklam 778 63 1ms 20 May 2020 109th aubergine-sauce 778 63 1ms 20 Sep 2023 109th RealAMC 🇳🇿 778 63 1ms 15 Nov 2023 112th JeromeSchweitzer 766 64 2ms 8 Sep 2020 112th mamalakic 766 64 1ms 1 Mar 2023 112th TeodorDyakov 🇧🇬 766 64 1ms 5 Mar 2025 115th aliakseikalosha 731 67 1ms 26 Apr 2021 115th Us1ngTh3Hub 731 67 1ms 23 Feb 2024 117th MarcMush 🇫🇷 710 69 1ms 29 Jun 2021 118th Vinterion 690 71 1ms 6 Nov 2023 119th namcartoon06 681 72 1ms 30 Jun 2023 120th AforAmpere 671 73 1ms 7 Jun 2020 120th garrisonhh 671 73 1ms 21 Nov 2020 120th LorenzoDeGaspari 671 73 1ms 3 May 2024 123rd Natanaelel 🇸🇪 662 74 1ms 22 Feb 2023 124th Re-Adventures 🇮🇳 653 75 2ms 10 Aug 2022 124th kkoenig 653 75 1ms 4 Jan 2024 126th Heathcorp 🇦🇺 645 76 1ms 8 Nov 2022 126th ridingqwerty 🇺🇸 645 76 1ms 23 Jul 2025 128th Flying-Toast 636 77 1ms 18 Apr 2024 129th citsur 628 78 1ms 9 Jun 2019 129th CatsAreFluffy 628 78 1ms 18 Feb 2023 129th bac0id 628 78 1ms 30 Jun 2024 132nd rifatx 620 79 1ms 12 Jul 2024 133rd mttcrn 613 80 1ms 21 Mar 2025 133rd Maashau 613 80 2ms 12 Dec 2025 135th AkashTandon167 598 82 1ms 12 Nov 2019 135th c0d3-4-F00d 🇩🇪 598 82 1ms 6 Sep 2021 135th jgbaldwinbrown 598 82 1ms 1 Sep 2022 135th HumanoidCPU 598 82 1ms 24 Feb 2024 135th mntGiulio 598 82 2ms 18 Mar 2025 135th matejmatik123 🇸🇰 598 82 1ms 6 Jul 2025 141st chartung17 590 83 1ms 5 Dec 2021 142nd dieckie 576 85 1ms 22 Dec 2019 142nd generot 🇧🇬 576 85 1ms 22 Sep 2020 142nd ibexq 576 85 1ms 30 Sep 2022 142nd xnacly 🇩🇪 576 85 1ms 4 Jul 2023 146th lovernj 570 86 1ms 31 Jan 2022 146th kallmi28 🇨🇿 570 86 1ms 26 Sep 2023 148th DaCuteRaccoon 563 87 1ms 28 Dec 2022 149th AaronGarbut 557 88 1ms 30 Jul 2019 149th 0dyse 557 88 2ms 6 May 2025 151st dillon-duncando 551 89 1ms 24 Dec 2021 152nd ConorOBrien-Foxx 544 90 1ms 3 Mar 2019 152nd charlieharutaka 544 90 1ms 29 Sep 2021 154th msbranicky 510 96 1ms 28 Aug 2023 155th osmith93 505 97 1ms 13 Dec 2020 155th furokku 505 97 1ms 4 Apr 2022 157th Sephirem98 500 98 1ms 26 Oct 2023 158th ramytarchichy 480 102 1ms 23 Jun 2019 158th jonah1068 480 102 1ms 15 Sep 2023 160th Giantnoodlemonster 467 105 1ms 27 Sep 2024 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