20397028736

Names of 20397028736

• Cardinal: 20397028736 can be written as Twenty billion, three hundred ninety-seven million, twenty-eight thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 2.0397028736 × 10¹⁰

Factors of 20397028736

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 575

Divisors of 20397028736

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 109 112 128 218 224 436 448 457 763 872 896 914 1526 1744 1828 3052 3199 3488 3656 6104 6398 6976 7312 12208 12796 13952 14624 24416 25592 29248 48832 49813 51184 58496 97664 99626 102368 199252 204736 208849 348691 398504 409472 417698 697382 797008 835396 1394764 1461943 1594016 1670792 2789528 2923886 3188032 3341584 5579056 5847772 6376064 6683168 11158112 11695544 13366336 22316224 22764541 23391088 26732672 44632448 45529082 46782176 91058164 93564352 159351787 182116328 187128704 318703574 364232656 637407148 728465312 1274814296 1456930624 2549628592 2913861248 5099257184 10198514368 20397028736
• Sum of all divisors σ(n): 46968490800
• Sum of proper divisors (its aliquot sum) s(n): 26571462064
• 20397028736 is an abundant number, because the sum of its proper divisors (26571462064) is greater than itself. Its abundance is 6174433328

Bases of 20397028736

• Binary: 10010111111110000011111010110000000₂
• Hexadecimal: 0x4BFC1F580
• Base-36: 9DBV43K

Squares and roots of 20397028736

• 20397028736 squared (20397028736²) is 416038781257209757696
• 20397028736 cubed (20397028736³) is 8485954976593725634904909152256
• The square root of 20397028736 is 142818.1666875751
• The cube root of 20397028736 is 2732.2617517259

Scales and comparisons

• 20,397,028,736 seconds is equal to 648 years, 29 weeks, 1 day, 17 hours, 18 minutes, 56 seconds.
• To count from 1 to 20,397,028,736 would take you about one thousand, two hundred ninety-seven 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 20397028736 cubic inches would be around 227.7 feet tall.

Recreational maths with 20397028736

• 20397028736 backwards is 63782079302
• The number of decimal digits it has is: 11
• The sum of 20397028736's digits is 47
• More coming soon!