42728478
42,728,478 is an even composite number composed of six prime numbers multiplied together.
42728478 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 42728478:
2 × 3 × 13 × 31 × 41 × 431
See below for interesting mathematical facts about the number 42728478 from the Numbermatics database.
Names of 42728478
- Cardinal: 42728478 can be written as Forty-two million, seven hundred twenty-eight thousand, four hundred seventy-eight.
Scientific notation
- Scientific notation: 4.2728478 × 107
Factors of 42728478
Divisors of 42728478
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 6 13 26 31 39 41 62 78 82 93 123 186 246 403 431 533 806 862 1066 1209 1271 1293 1599 2418 2542 2586 3198 3813 5603 7626 11206 13361 16523 16809 17671 26722 33046 33618 35342 40083 49569 53013 80166 99138 106026 173693 229723 347386 459446 521079 547801 689169 1042158 1095602 1378338 1643403 3286806 7121413 14242826 21364239 42728478
- Sum of all divisors σ(n): 97542144
- Sum of proper divisors (its aliquot sum) s(n): 54813666
- 42728478 is an abundant number, because the sum of its proper divisors (54813666) is greater than itself. Its abundance is 12085188
Bases of 42728478
- Binary: 101000101111111100000111102
- Hexadecimal: 0x28BFC1E
- Base-36: PFTI6
Squares and roots of 42728478
- 42728478 squared (427284782) is 1825722832196484
- 42728478 cubed (427284783) is 78010357869605158271352
-
The
square root of 42728478 is 6536.7023796407 -
The
cube root of 42728478 is 349.6008456413
Scales and comparisons
How big is 42728478?- 42,728,478 seconds is equal to 1 year, 18 weeks, 4 days, 13 hours, 1 minute, 18 seconds.
-
To count from 1 to 42,728,478 would take you about two 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 42728478 cubic inches would be around 29.1 feet tall.
Recreational maths with 42728478
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 42728478 - Facts about the integer". Numbermatics.com. 2024. Web. 25 April 2024.
APA style:
Numbermatics. (2024). Number 42728478 - Facts about the integer. Retrieved 25 April 2024, from https://numbermatics.com/n/42728478/
Chicago style:
Numbermatics. 2024. "Number 42728478 - Facts about the integer". https://numbermatics.com/n/42728478/
The information we have on file for 42728478 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 42728478, math, Factors of 42728478, curriculum, school, college, exams, university, Prime factorization of 42728478, STEM, science, technology, engineering, physics, economics, calculator, forty-two million, seven hundred twenty-eight thousand, four hundred seventy-eight.