72138731427
72,138,731,427 is an odd composite number composed of four prime numbers multiplied together.
What does the number 72138731427 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.
72138731427 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.
Prime factorization of 72138731427:
32 × 7 × 29 × 39484801
(3 × 3 × 7 × 29 × 39484801)See below for interesting mathematical facts about the number 72138731427 from the Numbermatics database.
Names of 72138731427
- Cardinal: 72138731427 can be written as Seventy-two billion, one hundred thirty-eight million, seven hundred thirty-one thousand, four hundred twenty-seven.
Scientific notation
- Scientific notation: 7.2138731427 × 1010
Factors of 72138731427
Divisors of 72138731427
- Number of divisors d(n): 24
- Complete list of divisors:
- Sum of all divisors σ(n): 123192582240
- Sum of proper divisors (its aliquot sum) s(n): 51053850813
- 72138731427 is a deficient number, because the sum of its proper divisors (51053850813) is less than itself. Its deficiency is 21084880614
Bases of 72138731427
- Binary: 10000110010111100110110101111101000112
- Hexadecimal: 0x10CBCDAFA3
- Base-36: X51JDER
Squares and roots of 72138731427
- 72138731427 squared (721387314272) is 5203996571896837456329
- 72138731427 cubed (721387314273) is 375409711047094653212791572351483
-
The
square root of 72138731427 is 268586.5436446883 -
The
cube root of 72138731427 is 4162.8379039921
Scales and comparisons
How big is 72138731427?- 72,138,731,427 seconds is equal to 2,293 years, 41 weeks, 30 minutes, 27 seconds.
-
To count from 1 to 72,138,731,427 would take you about four thousand, five hundred eighty-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 72138731427 cubic inches would be around 346.9 feet tall.
Recreational maths with 72138731427
- 72138731427 backwards is 72413783127
- The number of decimal digits it has is: 11
- The sum of 72138731427's digits is 45
- More coming soon!
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The information we have on file for 72138731427 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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