18490440388
18,490,440,388 is an even composite number composed of five prime numbers multiplied together.
18490440388 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 18490440388:
22 × 7 × 17 × 479 × 81097
(2 × 2 × 7 × 17 × 479 × 81097)See below for interesting mathematical facts about the number 18490440388 from the Numbermatics database.
Names of 18490440388
- Cardinal: 18490440388 can be written as Eighteen billion, four hundred ninety million, four hundred forty thousand, three hundred eighty-eight.
Scientific notation
- Scientific notation: 1.8490440388 × 1010
Factors of 18490440388
Divisors of 18490440388
- Number of divisors d(n): 48
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Complete list of divisors:
1 2 4 7 14 17 28 34 68 119 238 476 479 958 1916 3353 6706 8143 13412 16286 32572 57001 81097 114002 162194 228004 324388 567679 1135358 1378649 2270716 2757298 5514596 9650543 19301086 38602172 38845463 77690926 155381852 271918241 543836482 660372871 1087672964 1320745742 2641491484 4622610097 9245220194 18490440388
- Sum of all divisors σ(n): 39238456320
- Sum of proper divisors (its aliquot sum) s(n): 20748015932
- 18490440388 is an abundant number, because the sum of its proper divisors (20748015932) is greater than itself. Its abundance is 2257575544
Bases of 18490440388
- Binary: 100010011100001110110111010110001002
- Hexadecimal: 0x44E1DBAC4
- Base-36: 8HSQB44
Squares and roots of 18490440388
- 18490440388 squared (184904403882) is 341896385742181590544
- 18490440388 cubed (184904403883) is 6321814739438461837024856491072
-
The
square root of 18490440388 is 135979.5587138007 -
The
cube root of 18490440388 is 2644.3306059619
Scales and comparisons
How big is 18490440388?- 18,490,440,388 seconds is equal to 587 years, 48 weeks, 5 days, 17 hours, 26 minutes, 28 seconds.
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To count from 1 to 18,490,440,388 would take you about one thousand, one hundred seventy-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 18490440388 cubic inches would be around 220.4 feet tall.
Recreational maths with 18490440388
- 18490440388 backwards is 88304409481
- The number of decimal digits it has is: 11
- The sum of 18490440388's digits is 49
- More coming soon!
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The information we have on file for 18490440388 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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