21003521994
21,003,521,994 is an even composite number composed of six prime numbers multiplied together.
What does the number 21003521994 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 256 divisors.
21003521994 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21003521994:
2 × 33 × 73 × 13 × 19 × 4591
(2 × 3 × 3 × 3 × 7 × 7 × 7 × 13 × 19 × 4591)See below for interesting mathematical facts about the number 21003521994 from the Numbermatics database.
Names of 21003521994
- Cardinal: 21003521994 can be written as Twenty-one billion, three million, five hundred twenty-one thousand, nine hundred ninety-four.
Scientific notation
- Scientific notation: 2.1003521994 × 1010
Factors of 21003521994
Divisors of 21003521994
- Number of divisors d(n): 256
-
Complete list of divisors:
1 2 3 6 7 9 13 14 18 19 21 26 27 38 39 42 49 54 57 63 78 91 98 114 117 126 133 147 171 182 189 234 247 266 273 294 342 343 351 378 399 441 494 513 546 637 686 702 741 798 819 882 931 1026 1029 1197 1274 1323 1482 1638 1729 1862 1911 2058 2223 2394 2457 2646 2793 3087 3458 3591 3822 4446 4459 4591 4914 5187 5586 5733 6174 6517 6669 7182 8379 8918 9182 9261 10374 11466 12103 13034 13338 13377 13773 15561 16758 17199 18522 19551 24206 25137 26754 27546 31122 32137 34398 36309 39102 40131 41319 46683 50274 58653 59683 64274 72618 80262 82638 84721 87229 93366 96411 108927 117306 119366 120393 123957 169442 174458 175959 179049 192822 217854 224959 240786 247914 254163 261687 289233 326781 351918 358098 417781 449918 508326 523374 537147 578466 610603 653562 674877 762489 785061 835562 867699 1074294 1133977 1221206 1253343 1349754 1524978 1570122 1574713 1611441 1735398 1831809 2024631 2267954 2287467 2355183 2506686 2924467 3149426 3222882 3401931 3663618 3760029 4049262 4274221 4574934 4710366 4724139 5495427 5848934 6073893 6803862 7520058 7937839 8548442 8773401 9448278 10205793 10990854 11280087 12147786 12822663 14172417 15875678 16486281 17546802 20411586 20471269 22560174 23813517 25645326 26320203 28344834 29919547 30617379 32972562 38467989 40942538 42517251 47627034 52640406 55564873 59839094 61234758 61413807 71440551 76935978 78960609 85034502 89758641 111129746 115403967 122827614 142881102 157921218 166694619 179517282 184241421 214321653 230807934 269275923 333389238 368482842 388954111 428643306 500083857 538551846 552724263 777908222 807827769 1000167714 1105448526 1166862333 1500251571 1615655538 2333724666 3000503142 3500586999 7001173998 10501760997 21003521994
- Sum of all divisors σ(n): 61716480000
- Sum of proper divisors (its aliquot sum) s(n): 40712958006
- 21003521994 is an abundant number, because the sum of its proper divisors (40712958006) is greater than itself. Its abundance is 19709436012
Bases of 21003521994
- Binary: 100111000111110100001001111110010102
- Hexadecimal: 0x4E3E84FCA
- Base-36: 9NCYDAI
Squares and roots of 21003521994
- 21003521994 squared (210035219942) is 441147936152441736036
- 21003521994 cubed (210035219943) is 9265660379585517739635668375784
-
The
square root of 21003521994 is 144925.9189862187 -
The
cube root of 21003521994 is 2759.0784044957
Scales and comparisons
How big is 21003521994?- 21,003,521,994 seconds is equal to 667 years, 44 weeks, 7 hours, 39 minutes, 54 seconds.
-
To count from 1 to 21,003,521,994 would take you about one thousand, three 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 21003521994 cubic inches would be around 229.9 feet tall.
Recreational maths with 21003521994
- 21003521994 backwards is 49912530012
- The number of decimal digits it has is: 11
- The sum of 21003521994's digits is 36
- 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 21003521994 - Facts about the integer". Numbermatics.com. 2024. Web. 23 June 2024.
APA style:
Numbermatics. (2024). Number 21003521994 - Facts about the integer. Retrieved 23 June 2024, from https://numbermatics.com/n/21003521994/
Chicago style:
Numbermatics. 2024. "Number 21003521994 - Facts about the integer". https://numbermatics.com/n/21003521994/
The information we have on file for 21003521994 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 21003521994, math, Factors of 21003521994, curriculum, school, college, exams, university, Prime factorization of 21003521994, STEM, science, technology, engineering, physics, economics, calculator, twenty-one billion, three million, five hundred twenty-one thousand, nine hundred ninety-four.