21121596990
21,121,596,990 is an even composite number composed of six prime numbers multiplied together.
What does the number 21121596990 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 128 divisors.
21121596990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 21121596990:
2 × 33 × 5 × 13 × 43 × 139943
(2 × 3 × 3 × 3 × 5 × 13 × 43 × 139943)See below for interesting mathematical facts about the number 21121596990 from the Numbermatics database.
Names of 21121596990
- Cardinal: 21121596990 can be written as Twenty-one billion, one hundred twenty-one million, five hundred ninety-six thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 2.112159699 × 1010
Factors of 21121596990
Divisors of 21121596990
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 5 6 9 10 13 15 18 26 27 30 39 43 45 54 65 78 86 90 117 129 130 135 195 215 234 258 270 351 387 390 430 559 585 645 702 774 1118 1161 1170 1290 1677 1755 1935 2322 2795 3354 3510 3870 5031 5590 5805 8385 10062 11610 15093 16770 25155 30186 50310 75465 139943 150930 279886 419829 699715 839658 1259487 1399430 1819259 2099145 2518974 3638518 3778461 4198290 5457777 6017549 6297435 7556922 9096295 10915554 12035098 12594870 16373331 18052647 18192590 18892305 27288885 30087745 32746662 36105294 37784610 49119993 54157941 54577770 60175490 78228137 81866655 90263235 98239986 108315882 156456274 162473823 163733310 180526470 234684411 245599965 270789705 324947646 391140685 469368822 491199930 541579410 704053233 782281370 812369115 1173422055 1408106466 1624738230 2112159699 2346844110 3520266165 4224319398 7040532330 10560798495 21121596990
- Sum of all divisors σ(n): 62067962880
- Sum of proper divisors (its aliquot sum) s(n): 40946365890
- 21121596990 is an abundant number, because the sum of its proper divisors (40946365890) is greater than itself. Its abundance is 19824768900
Bases of 21121596990
- Binary: 100111010101111000111111110001111102
- Hexadecimal: 0x4EAF1FE3E
- Base-36: 9PB94JI
Squares and roots of 21121596990
- 21121596990 squared (211215969902) is 446121859407977060100
- 21121596990 cubed (211215969903) is 9422806122844731454597209099000
-
The
square root of 21121596990 is 145332.7113557027 -
The
cube root of 21121596990 is 2764.2389611879
Scales and comparisons
How big is 21121596990?- 21,121,596,990 seconds is equal to 671 years, 31 weeks, 1 day, 22 hours, 16 minutes, 30 seconds.
-
To count from 1 to 21,121,596,990 would take you about one thousand, three hundred forty-three 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 21121596990 cubic inches would be around 230.4 feet tall.
Recreational maths with 21121596990
- 21121596990 backwards is 09969512112
- 21121596990 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21121596990's digits is 45
- 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 21121596990 - Facts about the integer". Numbermatics.com. 2024. Web. 20 June 2024.
APA style:
Numbermatics. (2024). Number 21121596990 - Facts about the integer. Retrieved 20 June 2024, from https://numbermatics.com/n/21121596990/
Chicago style:
Numbermatics. 2024. "Number 21121596990 - Facts about the integer". https://numbermatics.com/n/21121596990/
The information we have on file for 21121596990 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 21121596990, math, Factors of 21121596990, curriculum, school, college, exams, university, Prime factorization of 21121596990, STEM, science, technology, engineering, physics, economics, calculator, twenty-one billion, one hundred twenty-one million, five hundred ninety-six thousand, nine hundred ninety.