21514715721
21,514,715,721 is an odd composite number composed of six prime numbers multiplied together.
What does the number 21514715721 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 128 divisors.
21514715721 is an odd 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 21514715721:
33 × 17 × 19 × 29 × 97 × 877
(3 × 3 × 3 × 17 × 19 × 29 × 97 × 877)See below for interesting mathematical facts about the number 21514715721 from the Numbermatics database.
Names of 21514715721
- Cardinal: 21514715721 can be written as Twenty-one billion, five hundred fourteen million, seven hundred fifteen thousand, seven hundred twenty-one.
Scientific notation
- Scientific notation: 2.1514715721 × 1010
Factors of 21514715721
Divisors of 21514715721
- Number of divisors d(n): 128
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Complete list of divisors:
1 3 9 17 19 27 29 51 57 87 97 153 171 261 291 323 459 493 513 551 783 873 877 969 1479 1649 1653 1843 2619 2631 2813 2907 4437 4947 4959 5529 7893 8439 8721 9367 13311 14841 14877 14909 16587 16663 23679 25317 25433 28101 31331 44523 44727 47821 49761 49989 53447 75951 76299 84303 85069 93993 134181 143463 149967 160341 228897 252909 255207 281979 283271 402543 430389 432361 449901 481023 483227 686691 765621 845937 849813 908599 1291167 1297083 1443069 1446173 1449681 1616311 2296863 2467001 2549439 2725797 3891249 4338519 4349043 4848933 7401003 7648317 8177391 8214859 11673747 13015557 13047129 14546799 22203009 24532173 24644577 27477287 39046671 41939017 43640397 46873019 66609027 73933731 82431861 125817051 140619057 221801193 247295583 377451153 421857171 741886749 796841323 1132353459 1265571513 2390523969 7171571907 21514715721
- Sum of all divisors σ(n): 37171008000
- Sum of proper divisors (its aliquot sum) s(n): 15656292279
- 21514715721 is a deficient number, because the sum of its proper divisors (15656292279) is less than itself. Its deficiency is 5858423442
Bases of 21514715721
- Binary: 101000000100110000010000010010010012
- Hexadecimal: 0x502608249
- Base-36: 9VTB0W9
Squares and roots of 21514715721
- 21514715721 squared (215147157212) is 462882992555444549841
- 21514715721 cubed (215147157213) is 9958795996916148820607930750361
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The
square root of 21514715721 is 146678.9545947203 -
The
cube root of 21514715721 is 2781.2831456011
Scales and comparisons
How big is 21514715721?- 21,514,715,721 seconds is equal to 684 years, 5 weeks, 1 day, 21 hours, 55 minutes, 21 seconds.
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To count from 1 to 21,514,715,721 would take you about one thousand, three hundred sixty-eight 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 21514715721 cubic inches would be around 231.8 feet tall.
Recreational maths with 21514715721
- 21514715721 backwards is 12751741512
- The number of decimal digits it has is: 11
- The sum of 21514715721's digits is 36
- More coming soon!
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The information we have on file for 21514715721 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!
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