21331377172
21,331,377,172 is an even composite number composed of five prime numbers multiplied together.
21331377172 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21331377172:
22 × 75 × 41 × 71 × 109
(2 × 2 × 7 × 7 × 7 × 7 × 7 × 41 × 71 × 109)See below for interesting mathematical facts about the number 21331377172 from the Numbermatics database.
Names of 21331377172
- Cardinal: 21331377172 can be written as Twenty-one billion, three hundred thirty-one million, three hundred seventy-seven thousand, one hundred seventy-two.
Scientific notation
- Scientific notation: 2.1331377172 × 1010
Factors of 21331377172
Divisors of 21331377172
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 7 14 28 41 49 71 82 98 109 142 164 196 218 284 287 343 436 497 574 686 763 994 1148 1372 1526 1988 2009 2401 2911 3052 3479 4018 4469 4802 5341 5822 6958 7739 8036 8938 9604 10682 11644 13916 14063 15478 16807 17876 20377 21364 24353 28126 30956 31283 33614 37387 40754 48706 54173 56252 62566 67228 74774 81508 97412 98441 108346 125132 142639 149548 170471 196882 216692 218981 261709 285278 317299 340942 379211 393764 437962 523418 570556 634598 681884 689087 758422 875924 998473 1046836 1193297 1269196 1378174 1516844 1532867 1831963 1996946 2221093 2386594 2654477 2756348 3065734 3663926 3993892 4442186 4773188 5308954 6131468 6989311 7327852 8884372 10617908 10730069 13978622 15547651 18581339 21460138 27957244 31095302 37162678 42920276 48925177 62190604 74325356 75110483 97850354 108833557 130069373 150220966 195700708 217667114 260138746 300441932 435334228 520277492 761834899 1523669798 3047339596 5332844293 10665688586 21331377172
- Sum of all divisors σ(n): 45656835840
- Sum of proper divisors (its aliquot sum) s(n): 24325458668
- 21331377172 is an abundant number, because the sum of its proper divisors (24325458668) is greater than itself. Its abundance is 2994081496
Bases of 21331377172
- Binary: 100111101110111001011111100000101002
- Hexadecimal: 0x4F772FC14
- Base-36: 9SS5FYS
Squares and roots of 21331377172
- 21331377172 squared (213313771722) is 455027652054122717584
- 21331377172 cubed (213313771723) is 9706366469656072246357940592448
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The
square root of 21331377172 is 146052.6520539767 -
The
cube root of 21331377172 is 2773.3603244043
Scales and comparisons
How big is 21331377172?- 21,331,377,172 seconds is equal to 678 years, 14 weeks, 22 hours, 32 minutes, 52 seconds.
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To count from 1 to 21,331,377,172 would take you about one thousand, three hundred fifty-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 21331377172 cubic inches would be around 231.1 feet tall.
Recreational maths with 21331377172
- 21331377172 backwards is 27177313312
- The number of decimal digits it has is: 11
- The sum of 21331377172's digits is 37
- More coming soon!
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The information we have on file for 21331377172 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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