13138185987
13,138,185,987 is an odd composite number composed of three prime numbers multiplied together.
13138185987 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of ninety divisors.
Prime factorization of 13138185987:
39 × 192 × 432
(3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 19 × 19 × 43 × 43)See below for interesting mathematical facts about the number 13138185987 from the Numbermatics database.
Names of 13138185987
- Cardinal: 13138185987 can be written as Thirteen billion, one hundred thirty-eight million, one hundred eighty-five thousand, nine hundred eighty-seven.
Scientific notation
- Scientific notation: 1.3138185987 × 1010
Factors of 13138185987
Divisors of 13138185987
- Number of divisors d(n): 90
-
Complete list of divisors:
1 3 9 19 27 43 57 81 129 171 243 361 387 513 729 817 1083 1161 1539 1849 2187 2451 3249 3483 4617 5547 6561 7353 9747 10449 13851 15523 16641 19683 22059 29241 31347 35131 41553 46569 49923 66177 87723 94041 105393 124659 139707 149769 198531 263169 282123 316179 373977 419121 449307 595593 667489 789507 846369 948537 1257363 1347921 1786779 2002467 2368521 2845611 3772089 4043763 5360337 6007401 7105563 8536833 11316267 12131289 16081011 18022203 25610499 33948801 36393867 54066609 76831497 101846403 162199827 230494491 305539209 486599481 691483473 1459798443 4379395329 13138185987
- Sum of all divisors σ(n): 21293683092
- Sum of proper divisors (its aliquot sum) s(n): 8155497105
- 13138185987 is a deficient number, because the sum of its proper divisors (8155497105) is less than itself. Its deficiency is 4982688882
Bases of 13138185987
- Binary: 11000011110001100011001111000000112
- Hexadecimal: 0x30F18CF03
- Base-36: 61A4X6R
Squares and roots of 13138185987
- 13138185987 squared (131381859872) is 172611931029003164169
- 13138185987 cubed (131381859873) is 2267807653434259862063816299803
-
The
square root of 13138185987 is 114621.9262924855 -
The
cube root of 13138185987 is 2359.6366616623
Scales and comparisons
How big is 13138185987?- 13,138,185,987 seconds is equal to 417 years, 39 weeks, 1 day, 8 hours, 6 minutes, 27 seconds.
-
To count from 1 to 13,138,185,987 would take you about eight hundred thirty-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 13138185987 cubic inches would be around 196.6 feet tall.
Recreational maths with 13138185987
- 13138185987 backwards is 78958183131
- The number of decimal digits it has is: 11
- The sum of 13138185987's digits is 54
- More coming soon!
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 13138185987 - Facts about the integer". Numbermatics.com. 2024. Web. 3 May 2024.
APA style:
Numbermatics. (2024). Number 13138185987 - Facts about the integer. Retrieved 3 May 2024, from https://numbermatics.com/n/13138185987/
Chicago style:
Numbermatics. 2024. "Number 13138185987 - Facts about the integer". https://numbermatics.com/n/13138185987/
The information we have on file for 13138185987 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 13138185987, math, Factors of 13138185987, curriculum, school, college, exams, university, Prime factorization of 13138185987, STEM, science, technology, engineering, physics, economics, calculator, thirteen billion, one hundred thirty-eight million, one hundred eighty-five thousand, nine hundred eighty-seven.