20431388484

Names of 20431388484

• Cardinal: 20431388484 can be written as Twenty billion, four hundred thirty-one million, three hundred eighty-eight thousand, four hundred eighty-four.

Scientific notation

• Scientific notation: 2.0431388484 × 10¹⁰

Factors of 20431388484

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1530

Divisors of 20431388484

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 19 26 27 36 38 39 52 54 57 76 78 81 108 114 117 156 162 171 228 234 243 247 324 342 351 361 468 486 494 513 684 702 722 729 741 972 988 1026 1053 1083 1404 1444 1458 1482 1493 1539 2052 2106 2166 2223 2916 2964 2986 3078 3159 3249 4212 4332 4446 4479 4617 4693 5972 6156 6318 6498 6669 8892 8958 9234 9386 9477 9747 12636 12996 13338 13437 13851 14079 17916 18468 18772 18954 19409 19494 20007 26676 26874 27702 28158 28367 29241 37908 38818 38988 40014 40311 42237 53748 55404 56316 56734 58227 58482 60021 77636 80028 80622 84474 85101 87723 113468 116454 116964 120042 120933 126711 161244 168948 170202 174681 175446 180063 232908 240084 241866 253422 255303 263169 340404 349362 350892 360126 362799 368771 380133 483732 506844 510606 524043 526338 538973 698724 720252 725598 737542 760266 765909 1021212 1048086 1052676 1077946 1088397 1106313 1140399 1451196 1475084 1520532 1531818 1572129 1616919 2096172 2155892 2176794 2212626 2280798 2297727 3063636 3144258 3233838 3318939 3421197 4353588 4425252 4561596 4595454 4716387 4850757 6288516 6467676 6637878 6842394 6893181 7006649 9190908 9432774 9701514 9956817 13275756 13684788 13786362 14013298 14149161 14552271 18865548 19403028 19913634 20679543 21019947 27572724 28026596 28298322 29104542 29870451 39827268 41359086 42039894 43656813 56596644 58209084 59740902 63059841 82718172 84079788 87313626 89611353 119481804 126119682 130970439 174627252 179222706 189179523 252239364 261940878 268834059 358445412 378359046 392911317 523881756 537668118 567538569 756718092 785822634 1075336236 1135077138 1571645268 1702615707 2270154276 3405231414 5107847121 6810462828 10215694242 20431388484
• Sum of all divisors σ(n): 60970788396
• Sum of proper divisors (its aliquot sum) s(n): 40539399912
• 20431388484 is an abundant number, because the sum of its proper divisors (40539399912) is greater than itself. Its abundance is 20108011428

Bases of 20431388484

• Binary: 10011000001110011100011111101000100₂
• Hexadecimal: 0x4C1CE3F44
• Base-36: 9DWBK90

Squares and roots of 20431388484

• 20431388484 squared (20431388484²) is 417441635384127818256
• 20431388484 cubed (20431388484³) is 8528912221929396022299683363904
• The square root of 20431388484 is 142938.4080084845
• The cube root of 20431388484 is 2733.7950985801

Scales and comparisons

• 20,431,388,484 seconds is equal to 649 years, 34 weeks, 9 hours, 41 minutes, 24 seconds.
• To count from 1 to 20,431,388,484 would take you about one thousand, two hundred ninety-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 20431388484 cubic inches would be around 227.8 feet tall.

Recreational maths with 20431388484

• 20431388484 backwards is 48488313402
• The number of decimal digits it has is: 11
• The sum of 20431388484's digits is 45
• More coming soon!