18320848720

Names of 18320848720

• Cardinal: 18320848720 can be written as Eighteen billion, three hundred twenty million, eight hundred forty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.832084872 × 10¹⁰

Factors of 18320848720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 321254

Divisors of 18320848720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 23 31 40 46 62 80 92 115 124 155 184 230 248 310 368 460 496 620 713 920 1240 1426 1840 2480 2852 3565 5704 7130 11408 14260 28520 57040 321193 642386 1284772 1605965 2569544 3211930 5139088 6423860 7387439 9956983 12847720 14774878 19913966 25695440 29549756 36937195 39827932 49784915 59099512 73874390 79655864 99569830 118199024 147748780 159311728 199139660 229010609 295497560 398279320 458021218 590995120 796558640 916042436 1145053045 1832084872 2290106090 3664169744 4580212180 9160424360 18320848720
• Sum of all divisors σ(n): 45881920512
• Sum of proper divisors (its aliquot sum) s(n): 27561071792
• 18320848720 is an abundant number, because the sum of its proper divisors (27561071792) is greater than itself. Its abundance is 9240223072

Bases of 18320848720

• Binary: 10001000100000000011111011101010000₂
• Hexadecimal: 0x44401F750
• Base-36: 8EZRDCG

Squares and roots of 18320848720

• 18320848720 squared (18320848720²) is 335653497821125638400
• 18320848720 cubed (18320848720³) is 6149456955919692441239822848000
• The square root of 18320848720 is 135354.5297358015
• The cube root of 18320848720 is 2636.2212889785

Scales and comparisons

• 18,320,848,720 seconds is equal to 582 years, 28 weeks, 2 days, 20 hours, 38 minutes, 40 seconds.
• To count from 1 to 18,320,848,720 would take you about one thousand, one hundred sixty-five 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 18320848720 cubic inches would be around 219.7 feet tall.

Recreational maths with 18320848720

• 18320848720 backwards is 02784802381
• The number of decimal digits it has is: 11
• The sum of 18320848720's digits is 43
• More coming soon!