21473272665
21,473,272,665 is an odd composite number composed of six prime numbers multiplied together.
21473272665 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21473272665:
33 × 5 × 132 × 31 × 97 × 313
(3 × 3 × 3 × 5 × 13 × 13 × 31 × 97 × 313)See below for interesting mathematical facts about the number 21473272665 from the Numbermatics database.
Names of 21473272665
- Cardinal: 21473272665 can be written as Twenty-one billion, four hundred seventy-three million, two hundred seventy-two thousand, six hundred sixty-five.
Scientific notation
- Scientific notation: 2.1473272665 × 1010
Factors of 21473272665
Divisors of 21473272665
- Number of divisors d(n): 192
-
Complete list of divisors:
1 3 5 9 13 15 27 31 39 45 65 93 97 117 135 155 169 195 279 291 313 351 403 465 485 507 585 837 845 873 939 1209 1261 1395 1455 1521 1565 1755 2015 2535 2619 2817 3007 3627 3783 4069 4185 4365 4563 4695 5239 6045 6305 7605 8451 9021 9703 10881 11349 12207 13095 14085 15035 15717 16393 18135 18915 20345 22815 26195 27063 29109 30361 34047 36621 39091 42255 45105 47151 48515 49179 52897 54405 56745 61035 78585 81189 81965 87327 91083 109863 117273 126139 135315 141453 145545 147537 151805 158691 170235 183105 195455 235755 245895 261981 264485 273249 351819 378417 394693 405945 436635 442611 455415 476073 508183 549315 586365 630695 707265 737685 793455 819747 941191 1055457 1135251 1184079 1309905 1366245 1428219 1524549 1639807 1759095 1892085 1973465 2213055 2380365 2540915 2823573 3405753 3552237 4098735 4573647 4705955 4919421 5131009 5277285 5676255 5920395 7141095 7622745 8199035 8470719 10656711 12235483 13720941 14117865 14758263 15393027 17028765 17761185 22868235 24597105 25412157 25655045 36706449 42353595 44274789 46179081 53283555 61177415 68604705 73791315 76965135 110119347 127060785 138537243 159061279 183532245 221373945 230895405 330358041 477183837 550596735 692686215 795306395 1431551511 1651790205 2385919185 4294654533 7157757555 21473272665
- Sum of all divisors σ(n): 43248199680
- Sum of proper divisors (its aliquot sum) s(n): 21774927015
- 21473272665 is an abundant number, because the sum of its proper divisors (21774927015) is greater than itself. Its abundance is 301654350
Bases of 21473272665
- Binary: 100111111111110100000100011010110012
- Hexadecimal: 0x4FFE82359
- Base-36: 9V4MR89
Squares and roots of 21473272665
- 21473272665 squared (214732726652) is 461101438945436202225
- 21473272665 cubed (214732726653) is 9901356924699201627739504679625
-
The
square root of 21473272665 is 146537.6151880465 -
The
cube root of 21473272665 is 2779.4961677295
Scales and comparisons
How big is 21473272665?- 21,473,272,665 seconds is equal to 682 years, 40 weeks, 5 days, 5 hours, 57 minutes, 45 seconds.
-
To count from 1 to 21,473,272,665 would take you about one thousand, three hundred sixty-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 21473272665 cubic inches would be around 231.6 feet tall.
Recreational maths with 21473272665
- 21473272665 backwards is 56627237412
- 21473272665 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21473272665's digits is 45
- More coming soon!
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