21013337968
21,013,337,968 is an even composite number composed of four prime numbers multiplied together.
21013337968 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 21013337968:
24 × 73 × 172 × 13249
(2 × 2 × 2 × 2 × 7 × 7 × 7 × 17 × 17 × 13249)See below for interesting mathematical facts about the number 21013337968 from the Numbermatics database.
Names of 21013337968
- Cardinal: 21013337968 can be written as Twenty-one billion, thirteen million, three hundred thirty-seven thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 2.1013337968 × 1010
Factors of 21013337968
Divisors of 21013337968
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 4 7 8 14 16 17 28 34 49 56 68 98 112 119 136 196 238 272 289 343 392 476 578 686 784 833 952 1156 1372 1666 1904 2023 2312 2744 3332 4046 4624 5488 5831 6664 8092 11662 13249 13328 14161 16184 23324 26498 28322 32368 46648 52996 56644 92743 93296 99127 105992 113288 185486 198254 211984 225233 226576 370972 396508 450466 649201 741944 793016 900932 1298402 1483888 1576631 1586032 1801864 2596804 3153262 3603728 3828961 4544407 5193608 6306524 7657922 9088814 10387216 11036417 12613048 15315844 18177628 22072834 25226096 26802727 30631688 36355256 44145668 53605454 61263376 72710512 77254919 88291336 107210908 154509838 176582672 187619089 214421816 309019676 375238178 428843632 618039352 750476356 1236078704 1313333623 1500952712 2626667246 3001905424 5253334492 10506668984 21013337968
- Sum of all divisors σ(n): 50440100000
- Sum of proper divisors (its aliquot sum) s(n): 29426762032
- 21013337968 is an abundant number, because the sum of its proper divisors (29426762032) is greater than itself. Its abundance is 8413424064
Bases of 21013337968
- Binary: 100111001000111111000010111011100002
- Hexadecimal: 0x4E47E1770
- Base-36: 9NISRCG
Squares and roots of 21013337968
- 21013337968 squared (210133379682) is 441560372557390369024
- 21013337968 cubed (210133379683) is 9278657341824436300409550303232
-
The
square root of 21013337968 is 144959.7805185977 -
The
cube root of 21013337968 is 2759.5081550223
Scales and comparisons
How big is 21013337968?- 21,013,337,968 seconds is equal to 668 years, 8 weeks, 1 day, 22 hours, 19 minutes, 28 seconds.
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To count from 1 to 21,013,337,968 would take you about one thousand, three hundred thirty-six 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 21013337968 cubic inches would be around 230 feet tall.
Recreational maths with 21013337968
- 21013337968 backwards is 86973331012
- The number of decimal digits it has is: 11
- The sum of 21013337968's digits is 43
- More coming soon!
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The information we have on file for 21013337968 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 21013337968, math, Factors of 21013337968, curriculum, school, college, exams, university, Prime factorization of 21013337968, STEM, science, technology, engineering, physics, economics, calculator, twenty-one billion, thirteen million, three hundred thirty-seven thousand, nine hundred sixty-eight.