28747642
28,747,642 is an even composite number composed of six prime numbers multiplied together.
28747642 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 28747642:
2 × 7 × 11 × 29 × 41 × 157
See below for interesting mathematical facts about the number 28747642 from the Numbermatics database.
Names of 28747642
- Cardinal: 28747642 can be written as Twenty-eight million, seven hundred forty-seven thousand, six hundred forty-two.
Scientific notation
- Scientific notation: 2.8747642 × 107
Factors of 28747642
Divisors of 28747642
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 7 11 14 22 29 41 58 77 82 154 157 203 287 314 319 406 451 574 638 902 1099 1189 1727 2198 2233 2378 3157 3454 4466 4553 6314 6437 8323 9106 12089 12874 13079 16646 24178 26158 31871 45059 50083 63742 70807 90118 91553 100166 141614 183106 186673 350581 373346 495649 701162 991298 1306711 2053403 2613422 4106806 14373821 28747642
- Sum of all divisors σ(n): 57335040
- Sum of proper divisors (its aliquot sum) s(n): 28587398
- 28747642 is a deficient number, because the sum of its proper divisors (28587398) is less than itself. Its deficiency is 160244
Bases of 28747642
- Binary: 11011011010100111011110102
- Hexadecimal: 0x1B6A77A
- Base-36: H45TM
Squares and roots of 28747642
- 28747642 squared (287476422) is 826426920560164
- 28747642 cubed (287476423) is 23757825251426034133288
-
The
square root of 28747642 is 5361.6827582393 -
The
cube root of 28747642 is 306.3379082915
Scales and comparisons
How big is 28747642?- 28,747,642 seconds is equal to 47 weeks, 3 days, 17 hours, 27 minutes, 22 seconds.
-
To count from 1 to 28,747,642 would take you about nineteen weeks!
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 28747642 cubic inches would be around 25.5 feet tall.
Recreational maths with 28747642
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 28747642 - Facts about the integer". Numbermatics.com. 2024. Web. 27 May 2024.
APA style:
Numbermatics. (2024). Number 28747642 - Facts about the integer. Retrieved 27 May 2024, from https://numbermatics.com/n/28747642/
Chicago style:
Numbermatics. 2024. "Number 28747642 - Facts about the integer". https://numbermatics.com/n/28747642/
The information we have on file for 28747642 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 28747642, math, Factors of 28747642, curriculum, school, college, exams, university, Prime factorization of 28747642, STEM, science, technology, engineering, physics, economics, calculator, twenty-eight million, seven hundred forty-seven thousand, six hundred forty-two.