138740872
138,740,872 is an even composite number composed of five prime numbers multiplied together.
138740872 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138740872:
23 × 29 × 31 × 101 × 191
(2 × 2 × 2 × 29 × 31 × 101 × 191)See below for interesting mathematical facts about the number 138740872 from the Numbermatics database.
Names of 138740872
- Cardinal: 138740872 can be written as One hundred thirty-eight million, seven hundred forty thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.38740872 × 108
Factors of 138740872
Divisors of 138740872
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 4 8 29 31 58 62 101 116 124 191 202 232 248 382 404 764 808 899 1528 1798 2929 3131 3596 5539 5858 5921 6262 7192 11078 11716 11842 12524 19291 22156 23432 23684 25048 38582 44312 47368 77164 90799 154328 171709 181598 343418 363196 559439 598021 686836 726392 1118878 1196042 1373672 2237756 2392084 4475512 4784168 17342609 34685218 69370436 138740872
- Sum of all divisors σ(n): 282009600
- Sum of proper divisors (its aliquot sum) s(n): 143268728
- 138740872 is an abundant number, because the sum of its proper divisors (143268728) is greater than itself. Its abundance is 4527856
Bases of 138740872
- Binary: 10000100010100000100100010002
- Hexadecimal: 0x8450488
- Base-36: 2ALP54
Squares and roots of 138740872
- 138740872 squared (1387408722) is 19249029563320384
- 138740872 cubed (1387408723) is 2670627146768849291534848
-
The
square root of 138740872 is 11778.8315209957 -
The
cube root of 138740872 is 517.6880497781
Scales and comparisons
How big is 138740872?- 138,740,872 seconds is equal to 4 years, 21 weeks, 2 days, 19 hours, 7 minutes, 52 seconds.
-
To count from 1 to 138,740,872 would take you about six 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 138740872 cubic inches would be around 43.1 feet tall.
Recreational maths with 138740872
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 138740872 - Facts about the integer". Numbermatics.com. 2024. Web. 14 May 2024.
APA style:
Numbermatics. (2024). Number 138740872 - Facts about the integer. Retrieved 14 May 2024, from https://numbermatics.com/n/138740872/
Chicago style:
Numbermatics. 2024. "Number 138740872 - Facts about the integer". https://numbermatics.com/n/138740872/
The information we have on file for 138740872 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!
Keywords: Divisors of 138740872, math, Factors of 138740872, curriculum, school, college, exams, university, Prime factorization of 138740872, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight million, seven hundred forty thousand, eight hundred seventy-two.