21335437872
21,335,437,872 is an even composite number composed of five prime numbers multiplied together.
21335437872 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 21335437872:
24 × 32 × 7 × 372 × 15461
(2 × 2 × 2 × 2 × 3 × 3 × 7 × 37 × 37 × 15461)See below for interesting mathematical facts about the number 21335437872 from the Numbermatics database.
Names of 21335437872
- Cardinal: 21335437872 can be written as Twenty-one billion, three hundred thirty-five million, four hundred thirty-seven thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 2.1335437872 × 1010
Factors of 21335437872
Divisors of 21335437872
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 37 42 48 56 63 72 74 84 111 112 126 144 148 168 222 252 259 296 333 336 444 504 518 592 666 777 888 1008 1036 1332 1369 1554 1776 2072 2331 2664 2738 3108 4107 4144 4662 5328 5476 6216 8214 9324 9583 10952 12321 12432 15461 16428 18648 19166 21904 24642 28749 30922 32856 37296 38332 46383 49284 57498 61844 65712 76664 86247 92766 98568 108227 114996 123688 139149 153328 172494 185532 197136 216454 229992 247376 278298 324681 344988 371064 432908 459984 556596 572057 649362 689976 742128 865816 974043 1113192 1144114 1298724 1379952 1716171 1731632 1948086 2226384 2288228 2597448 3432342 3896172 4004399 4576456 5148513 5194896 6864684 7792344 8008798 9152912 10297026 12013197 13729368 15584688 16017596 20594052 21166109 24026394 27458736 32035192 36039591 41188104 42332218 48052788 63498327 64070384 72079182 82376208 84664436 96105576 126996654 144158364 148162763 169328872 190494981 192211152 253993308 288316728 296325526 338657744 380989962 444488289 507986616 576633456 592651052 761979924 888976578 1015973232 1185302104 1333464867 1523959848 1777953156 2370604208 2666929734 3047919696 3555906312 5333859468 7111812624 10667718936 21335437872
- Sum of all divisors σ(n): 70138229616
- Sum of proper divisors (its aliquot sum) s(n): 48802791744
- 21335437872 is an abundant number, because the sum of its proper divisors (48802791744) is greater than itself. Its abundance is 27467353872
Bases of 21335437872
- Binary: 100111101111011000011110010001100002
- Hexadecimal: 0x4F7B0F230
- Base-36: 9SUKH80
Squares and roots of 21335437872
- 21335437872 squared (213354378722) is 455200909189971888384
- 21335437872 cubed (213354378723) is 9711910717300559070043350478848
-
The
square root of 21335437872 is 146066.5528860047 -
The
cube root of 21335437872 is 2773.5362947543
Scales and comparisons
How big is 21335437872?- 21,335,437,872 seconds is equal to 678 years, 20 weeks, 5 days, 22 hours, 31 minutes, 12 seconds.
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To count from 1 to 21,335,437,872 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 21335437872 cubic inches would be around 231.1 feet tall.
Recreational maths with 21335437872
- 21335437872 backwards is 27873453312
- The number of decimal digits it has is: 11
- The sum of 21335437872's digits is 45
- More coming soon!
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The information we have on file for 21335437872 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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